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Search Results (610)

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Keywords = psychophysiological

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18 pages, 1405 KB  
Article
Acute Effects of Small-Sided Games and Tabata High-Intensity Interval Training on Physical, Psychophysiological, and Cognitive Responses in Male Soccer Players
by Alirıza Han Civan, Adem Civan, Mahmut Esat Uzun, Soner Akgün, Enes Akdemir and Ali Kerim Yılmaz
Life 2026, 16(4), 646; https://doi.org/10.3390/life16040646 - 11 Apr 2026
Viewed by 195
Abstract
Background: Small-sided games (SSG) and running-based high-intensity interval training (HIIT) are commonly used in soccer conditioning to improve aerobic fitness and performance. Although both modalities induce high cardiovascular stress, their acute neuromuscular, perceptual, and cognitive responses remain incompletely understood when examined within the [...] Read more.
Background: Small-sided games (SSG) and running-based high-intensity interval training (HIIT) are commonly used in soccer conditioning to improve aerobic fitness and performance. Although both modalities induce high cardiovascular stress, their acute neuromuscular, perceptual, and cognitive responses remain incompletely understood when examined within the same cohort. This study compared the acute physical, psychophysiological, and cognitive responses to SSG and Tabata-type HIIT in amateur male soccer players. Methods: Thirty-two male amateur players (n = 32; age: 20.53 ± 1.65 years) completed a counterbalanced within-subject crossover design. Participants performed a 4v4 SSG protocol and a running-based Tabata-HIIT protocol (8 × 20 s, 10 s recovery) on separate days (48 h apart). Countermovement jump (CMJ), squat jump (SJ), 20-m sprint, agility t-test, heart rate, perceived exertion (Borg CR-10), mental effort, and cognitive performance (d2 test) were assessed pre- and post-exercise. Parametric variables were analyzed using 2 × 2 repeated-measures ANOVA (time × protocol; η2p), and non-parametric data were analyzed using Friedman and Wilcoxon tests (r) (p < 0.05). Results: Both protocols elicited similar cardiovascular responses (~90% HRmax). A significant protocol × time interaction was observed for CMJ (p < 0.001), showing a decline after Tabata-HIIT, whereas performance was maintained after SSG. No inter-protocol differences were found for SJ, sprint, or agility. Perceived exertion and mental effort during recovery were higher following Tabata-HIIT (p < 0.05). Cognitive performance improved after both protocols (p < 0.001), with no between-protocol differences. Conclusions: Despite comparable cardiovascular load, Tabata-HIIT was associated with greater acute neuromuscular and perceptual strain, whereas SSG preserved neuromuscular performance. Perceptual and mental responses may therefore differ despite similar physiological intensity, which may inform soccer training prescription. Full article
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18 pages, 3635 KB  
Article
The Effects of Different Rural Landscape Types on Restorative Benefits from the Perspective of Audio-Visual Interaction
by Qin Dong and Jiaxing Wei
Sustainability 2026, 18(8), 3683; https://doi.org/10.3390/su18083683 - 8 Apr 2026
Viewed by 176
Abstract
As public demand for health and well-being continues to rise, rural landscapes are increasingly valued as settings for stress reduction and psycho-physiological restoration. Drawing on five “Beautiful Villages” in Jiangning District, Nanjing (China), this study categorizes rural landscapes into three types—farmland production landscapes, [...] Read more.
As public demand for health and well-being continues to rise, rural landscapes are increasingly valued as settings for stress reduction and psycho-physiological restoration. Drawing on five “Beautiful Villages” in Jiangning District, Nanjing (China), this study categorizes rural landscapes into three types—farmland production landscapes, rural settlement landscapes, and rural mountain–water landscapes—based on the proportional dominance of key landscape elements. Audio-visual stimuli were developed from on-site photography and field recordings to construct controlled rural audio-visual environments. Using a combination of physiological indicators and self-reported psychological assessments, we systematically compare restorative responses across modalities (visual, auditory, and audio-visual) and across landscape types, and examine how specific landscape elements relate to restorative outcomes. Results show that (1) auditory stimuli generally produce stronger restorative responses than visual stimuli, and audio-visual interactions are evident; (2) restorative benefits vary significantly across the three rural landscape types; and (3) visually natural and structurally rich elements are associated with greater restoration, while auditory cues can direct visual attention and natural sounds are positively linked to restorative outcomes. These findings advance understanding of multi-sensory restorative processes in rural landscapes and provide evidence for sustainable rural landscape planning and design by supporting healthier, more restorative, and more human-centered rural environments. Full article
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14 pages, 8050 KB  
Article
The Psycho-Physiological Effects of Form and Species of Street Vegetation on Human Health
by Xudong Wang, Jingqing Yang, Jiali Mo, Bohan Zhang, Quanquan Zhao, Ge Guo and Lin Cheng
Buildings 2026, 16(7), 1420; https://doi.org/10.3390/buildings16071420 - 3 Apr 2026
Viewed by 252
Abstract
Street vegetation is an important component of urban green space which plays a crucial role in promoting human well-being. To examine the impact of different types of street vegetation on individuals’ mental health, we presented two types of four street vegetation scenes in [...] Read more.
Street vegetation is an important component of urban green space which plays a crucial role in promoting human well-being. To examine the impact of different types of street vegetation on individuals’ mental health, we presented two types of four street vegetation scenes in the real environment, concerning the form and species. One type consisted of random shrubs and regular shrubs. The other type consists of trees with single species and trees with diverse species. Forty participants took part in an experimental design to evaluate psychological and physiological changes before and after exposure to the street vegetation using the measures of EEG, HRV and eye movement. Our results identified that exposure to street vegetation enhanced alpha brain activity and reduced the HRV. In addition, eye movement was used to enhance restorative effects. The effect of different types of street vegetation varied significantly. It indicated that regular shrubs had a more positive effect on measures of relaxation compared with the random shrubs. The type of street vegetation of trees with diverse species had a more positive effect on measures of relaxation than the type of single species. The POMS scores of the regular shrubs decreased compared to the random shrubs and the diverse species decreased compared to the single species. The ROS scores of the regular and diverse types are higher than the random and single. The study suggests that the type manual-pruned street vegetation and the type of trees combined with plant diversity are generally more favorable in enhancing subjective comfort in the street vegetation. These findings underscore the importance of form and species in landscape planning and design to promote relaxation and comfort in the urban street environment. Full article
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22 pages, 8639 KB  
Article
Ameliorative Effect of Valeric Acid Against Psychophysiological Chronic Unpredictable Stress
by Bindu Kumari, Gireesh Kumar Singh, Gyan Prakash Modi, Hitesh Harsukhbhai Chandpa, Ravi Bhushan Singh, Geeta Rai, Khushbu Priya and Dhananjay Kumar Singh
Biomedicines 2026, 14(4), 795; https://doi.org/10.3390/biomedicines14040795 - 31 Mar 2026
Viewed by 335
Abstract
Background: Chronic unpredictable stress triggers various pathological and metabolic alterations by modulating psychophysiological balance. Valeric acid (VA), a postbiotic material, has been reported to mitigate stress-induced behavioral changes in rodents. Objectives: To investigate the protective effect of valeric acid against chronic [...] Read more.
Background: Chronic unpredictable stress triggers various pathological and metabolic alterations by modulating psychophysiological balance. Valeric acid (VA), a postbiotic material, has been reported to mitigate stress-induced behavioral changes in rodents. Objectives: To investigate the protective effect of valeric acid against chronic unpredictable stress in a rodent model by assessing neuro-physiological alterations along with changes in biochemical parameters to confirm the possible mechanism. Methods: A 14-day chronic unpredictable stress (CUS) model in albino Wistar rats was developed to check the stress-induced changes using forced swim test, tail suspension test and sexual behavior observation. Quantification of IL-6, TNF-α, IL-1β, plasma corticosterone level and oxidative stress parameters were also done. Results: Findings revealed the protective effects of valeric acid against CUS, which reversed the depression caused by a forced swim and tail suspension test in rats. Proinflammatory and oxidative stress markers were significantly (p < 0.05) restored in CUS rats treated with valeric acid as compared with the vehicle control, which was comparable to the standard drug, Panax ginseng. Conclusions: The present study concludes that valeric acid demonstrated significant (p < 0.05) anti-stress effect by modulating both behavioral responses and stress-related biochemical modifications. Full article
(This article belongs to the Section Cell Biology and Pathology)
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16 pages, 884 KB  
Review
Effects of Music Choice on Performance and Psychophysiological Responses to Exercise—A Scoping Review
by Emily S. Pounds, Scott W. Snyder, Rebecca R. Billings, Haley M. Nguyen and Christopher G. Ballmann
J. Funct. Morphol. Kinesiol. 2026, 11(2), 144; https://doi.org/10.3390/jfmk11020144 - 31 Mar 2026
Viewed by 604
Abstract
Listening to music is a well-established strategy to enhance exercise capacity, yet the specific mechanisms linking music choice to performance enhancement remain fragmented. This scoping review systematically summarizes the existing literature on the effects of music choice (i.e., self-selected, preferred music) on performance [...] Read more.
Listening to music is a well-established strategy to enhance exercise capacity, yet the specific mechanisms linking music choice to performance enhancement remain fragmented. This scoping review systematically summarizes the existing literature on the effects of music choice (i.e., self-selected, preferred music) on performance and psychophysiological determinants of exercise capacity to establish an updated rationale for the use of personalized music interventions in training. Following PRISMA-ScR guidelines, a systematic search of five databases (PubMed, Web of Science, Embase, Scopus, CINAHL) was performed for studies published between January 2000 and April 2025. Peer-reviewed articles investigating the ergogenic effects of self-selected or preferred music with psychophysiological outcomes were included. Thirty-two studies met inclusion criteria. Overall, evidence supports consistent performance enhancement from choice music (CM) across modes of exercise including aerobic endurance, anaerobic power, and muscular endurance activities while maximal strength was largely unaffected. The most robust and consistent mechanisms underpinning the benefits of CM during exercise were psychological in nature, including improvements in affect, arousal, motivation, and perception of exertion. Notable physiologic benefits were also identified, including altered cortical excitability, autonomic modulation, and improvements in neuromuscular efficiency. Herein, this review provides a psychophysiological framework whereby CM acts as a primary mediator to induce psychological and physiological cascades which synergistically contribute to ergogenic benefits. Evidence heavily supports the superiority of CM to improve exercise performance across various modalities. Full article
(This article belongs to the Special Issue Advances in Physiology of Training—3rd Edition)
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26 pages, 4885 KB  
Article
Reading Noise: Integrating Physiological Sensing and Sound-Driven Visualization to Externalize Noise-Related Cognitive Disruption During Reading
by Xueyi Li, Yonghong Liu, Zihui Jiang and Yangcheng Wang
Multimodal Technol. Interact. 2026, 10(4), 35; https://doi.org/10.3390/mti10040035 - 30 Mar 2026
Viewed by 328
Abstract
Environmental noise may interfere with the reading experience by increasing cognitive load and psychophysiological arousal, yet these effects are difficult to perceive and communicate in real time. This study presents Reading Noise, an interactive installation that combines physiological sensing and sound-driven visualization to [...] Read more.
Environmental noise may interfere with the reading experience by increasing cognitive load and psychophysiological arousal, yet these effects are difficult to perceive and communicate in real time. This study presents Reading Noise, an interactive installation that combines physiological sensing and sound-driven visualization to externalize perceived noise-related disturbance and psychophysiological strain during reading. In a controlled experiment, 46 participants completed reading tasks under four levels of background conversational noise (0–30, 31–60, 61–90, and >90 dB) while ambient sound level, electrodermal activity (EDA), and electrocardiogram (ECG) were recorded in real time. Following data quality screening, inferential statistical analyses were performed on the analyzable physiological subset (n = 16). Based on these data, a hybrid mapping strategy combining rule-based assignment and LMM-informed exploratory calibration was developed to map acoustic and physiological changes onto dynamic text-based visual parameters, including deformation intensity, jitter, and motion instability, for real-time feedback. Within the analyzable subset, noise level was associated with significant changes in the recorded physiological indicators (all p < 0.05): skin conductance level (SCL) and skin conductance responses per minute (SCRs/min) increased (4.69 ± 2.13 to 5.93 ± 2.19 μS; 1.49 ± 1.59 to 2.51 ± 2.13), whereas the percentage of successive RR intervals differing by more than 50 ms (pNN50) and the root mean square of successive differences (RMSSD) decreased (15.84 ± 16.52% to 10.57 ± 11.35%; 36.63 ± 17.62 to 29.67 ± 16.66 ms). Subjective cognitive load also increased significantly (2.06 ± 0.29 to 6.38 ± 0.31). A follow-up installation study with 24 cross-disciplinary participants, with reported group interaction observations drawn from a 12-participant subset, suggested that the installation may facilitate shared interpretation of attention-related disruption and cognitive strain, indicating the potential of physiology-informed visual translation as a boundary object approach for empathetic, sound-mediated communication. Full article
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36 pages, 10780 KB  
Article
Seasonal and Botanical Influences on External Thermal Performance near Green Façades: CFD Simulations on a Reference Building Envelope in a Humid Temperate Climate
by Barbara Gherri, Lisa Rovetta, Sara Matoti and Alessandro Petraglia
Atmosphere 2026, 17(4), 342; https://doi.org/10.3390/atmos17040342 - 28 Mar 2026
Viewed by 425
Abstract
Green façades are acknowledged as passive strategies that reduce heat accumulation, enhance biodiversity, improve particulate matter absorption and provide psycho-physiological benefits for users. However, evaluations of their thermal performance—accounting for seasonality, vegetation density, and leaf characteristics—remain incomplete. This study addresses this gap by [...] Read more.
Green façades are acknowledged as passive strategies that reduce heat accumulation, enhance biodiversity, improve particulate matter absorption and provide psycho-physiological benefits for users. However, evaluations of their thermal performance—accounting for seasonality, vegetation density, and leaf characteristics—remain incomplete. This study addresses this gap by assessing two green façade typologies on a sample building located in Northern Italy (Cfa climate). ENVI-met microclimate simulations compared a bare wall with vegetated façades featuring Hedera helix (evergreen) and Parthenocissus tricuspidata (deciduous) across four orientations and seasonal conditions, considering the sample building and the immediate surrounding outdoor space. Both species reduced wall-surface temperatures (T0) and improved outdoor thermal comfort perception (PET), influenced by LAI dynamics, foliage persistence, and façade orientation. Results indicate that Parthenocissus tricuspidata achieved the greatest cooling effect during hot periods due to higher LAI, with absolute T0 reductions of up to 22.1 °C on southern façades and 30.0 °C on western façades. In these orientations, PET improvements reached up to 3.0 °C (south) and 8.0 °C (west). Conversely, Hedera helix ensured stable year-round performance and performed better on northern façades during colder periods. The results stress the need for integrated design that aligns plant choice with orientation and seasonal growth to optimize thermal performance, cut cooling demands, and improve outdoor comfort. Full article
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27 pages, 4046 KB  
Article
A Deep Learning Framework for Predicting Psycho-Physiological States in Urban Underground Systems: Automating Human-Centric Environmental Perception
by Guanjie Huang and Hongzan Jiao
Buildings 2026, 16(7), 1328; https://doi.org/10.3390/buildings16071328 - 27 Mar 2026
Viewed by 325
Abstract
Traditional Post-Occupancy Evaluation (POE) is static and incompatible with dynamic systems like Digital Twins, creating a digital gap in managing health-oriented urban environments, especially in Urban Underground Spaces (UUS). This paper bridges this gap with a deep learning framework that automates the continuous [...] Read more.
Traditional Post-Occupancy Evaluation (POE) is static and incompatible with dynamic systems like Digital Twins, creating a digital gap in managing health-oriented urban environments, especially in Urban Underground Spaces (UUS). This paper bridges this gap with a deep learning framework that automates the continuous prediction of human physiological arousal. We created a novel multimodal dataset from in situ experiments, synchronizing first-person video, environmental data, and Galvanic Skin Response (GSR) as a real-time physiological arousal proxy. Our dual-branch spatial–temporal model fuses these data streams to predict GSR with high accuracy (Pearson’s r = 0.72), effectively mapping objective environmental inputs to continuous human physiological dynamics. This framework provides an automated, human-centric analysis engine for urban planning, design validation, and real-time building management. It establishes a foundational ‘human dynamics layer’ for urban Digital Twins, evolving them into predictive tools for simulating human-environment interactions and embedding physiological perception into intelligent urban systems. Full article
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22 pages, 2111 KB  
Article
Collective Emotions and Electronic Music in Young People with (And Without) Adjustment Disorders: A Biosocial Study at a Steve Aoki Concert
by Claudia Möller-Recondo, Elena-María García-Alonso, Claudia Rolando, Claudia García-Bueno, Miriam Lobato Herrero, Álvaro García Vergara and Elena Martín-Guerra
Educ. Sci. 2026, 16(3), 498; https://doi.org/10.3390/educsci16030498 - 23 Mar 2026
Viewed by 441
Abstract
This study presents the results of a Proof of Concept developed within the framework of the Amygdala Project, aimed at exploring the relationship between electronic music and emotional well-being among young people with and without a diagnosis of adjustment disorders (anxiety, depression, [...] Read more.
This study presents the results of a Proof of Concept developed within the framework of the Amygdala Project, aimed at exploring the relationship between electronic music and emotional well-being among young people with and without a diagnosis of adjustment disorders (anxiety, depression, and distress). The fieldwork was conducted during the live concert of DJ Steve Aoki (Cosquín Rock 2024, Valladolid), combining psychophysiological measurements using Sociograph technology, self-reported questionnaires, and performative and contextual analyses. The results reveal significant differences between the two groups: participants with a diagnosis exhibited a more constant and profound emotional connection, interpreting the experience as a form of “emotional escape” and an opportunity for affective regulation; whereas those without a diagnosis experienced more fluctuating levels of attention and perceived the event primarily as entertainment. The triangulation of biometric, observational, and narrative data suggests that electronic music in collective contexts may operate as a tool for emotional containment and transformation, fostering group cohesion and reducing psychological distress. These findings open new avenues for interdisciplinary research into the biosocial effects of contemporary music and its potential in the design of cultural and educational strategies to promote psychological well-being among young people. Full article
(This article belongs to the Section Education and Psychology)
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13 pages, 325 KB  
Perspective
Integrative Breathing Therapy: A Multidimensional Framework for Unified Airway Function and Its Application to Orofacial Myology and Obstructive Sleep Apnea
by Rosalba Courtney
Int. J. Orofac. Myol. Myofunct. Ther. 2026, 52(1), 4; https://doi.org/10.3390/ijom52010004 - 20 Mar 2026
Viewed by 344
Abstract
Background/Objectives: Breathing efficiency and stability depend on the integrated function of biochemical, biomechanical, and psychophysiological processes across the unified upper and lower airway. Clinical interventions often address these domains in isolation, which may limit treatment outcomes. The primary objective of this article is [...] Read more.
Background/Objectives: Breathing efficiency and stability depend on the integrated function of biochemical, biomechanical, and psychophysiological processes across the unified upper and lower airway. Clinical interventions often address these domains in isolation, which may limit treatment outcomes. The primary objective of this article is to present Integrative Breathing Therapy (IBT) as a clinically applicable, multidimensional framework for training unified airway function. A secondary objective is to illustrate how this framework can inform clinical reasoning in orofacial myology and behavioural management of obstructive sleep apnea. Method: This article presents a clinical synthesis of physiological theory, neuroplasticity research, and applied breathing therapy to describe the theoretical and clinical foundations underpinning the Integrative Breathing Therapy (IBT) framework. Multidimensional phenotyping is used to organise dominant biochemical, biomechanical, and psychophysiological contributors to breathing inefficiency, with obstructive sleep apnea presented as a clinical example. Results: This synthesis outlines a unified airway model linking multidimensional phenotyping to targeted intervention selection. The IBT framework provides a structured approach for integrating biomechanical coordination, ventilatory control, and psychophysiological regulation within clinical practice. The obstructive sleep apnea exemplar demonstrates how phenotype-informed mapping can support clinical reasoning and guide individualised intervention strategies within OM and related behavioural approaches. Conclusions: Integrative Breathing Therapy offers a clinically grounded, multidimensional model for functional breathing optimisation that aligns unified airway training with principles of neural adaptation and systems-based clinical reasoning. This framework supports phenotype-guided clinical decision-making and provides a coherent structure for addressing breathing inefficiency and airway instability across a range of clinical populations, including those treated with orofacial myology and behavioural OSA therapies. Full article
21 pages, 1534 KB  
Article
A Study of the Relationship Between Breastfeeding, Attachment Style and Oral Health in Pubertal Children: A Network Analysis
by Jaime Alberto Toledo-Junco, Antonia Barranca-Enríquez, Tania Romo-González, Laura Leticia Salazar-Preciado, Clío Chávez-Palencia, Israel Huesca-Domínguez, Yolanda Campos-Uscanga and Socorro Herrera-Meza
Children 2026, 13(3), 421; https://doi.org/10.3390/children13030421 - 19 Mar 2026
Viewed by 987
Abstract
Background/Objectives: Although the benefits of breastfeeding on the development and health of the infant are well known, the relationship between breastfeeding, oral health and attachment style or emotional bonding is not fully known. This research sought to explore, from a comprehensive perspective, [...] Read more.
Background/Objectives: Although the benefits of breastfeeding on the development and health of the infant are well known, the relationship between breastfeeding, oral health and attachment style or emotional bonding is not fully known. This research sought to explore, from a comprehensive perspective, the associations between breastfeeding history and children’s attachment styles, as well as the relationships between breastfeeding history and oral health indicators within conceptual psychophysiological frameworks discussed in the literature. Methods: This was a cross-sectional (descriptive and analytical) and correlational study. In this work, the associations of breastfeeding with attachment and oral health were analyzed in 100 children between 9 and 11 years old at a primary school in the municipality of José Azueta, Veracruz, Mexico, from December 2023 to September 2024 by a clinical history, dental examinations (Oral Hygiene Index-Simulated (OHI-S), Dental Caries History (DEOPT) and Detection of Malocclusions (DAI)) and the Attachment and Interaction Styles Instrument. Results: Significant differences were found in the security and closeness attachment style, the oral-hygiene index, the caries index, and occlusion by type of breastfeeding, showing better values in boys and girls who were exclusively breastfed. Likewise, both in the correlation analysis and in the multiple regression model, associations were observed between having been exclusively breastfed and the attachment style and oral indices. Conclusions: Our data show the importance of breastfeeding in pubertal children, since it was associated with better attachment and oral health; however, these findings reflect patterns of co-occurrence and should not be interpreted as causal relationships. Full article
(This article belongs to the Section Pediatric Dentistry & Oral Medicine)
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19 pages, 2791 KB  
Article
Multimodal Assessment of Psychophysiological Stress Responses to Industrial Noise Below Regulatory Limits
by Denisa Porubcanova, Michaela Balazikova, Renata Turisova, Marianna Tomaskova and Robert Janosik
Appl. Sci. 2026, 16(6), 2922; https://doi.org/10.3390/app16062922 - 18 Mar 2026
Viewed by 206
Abstract
The purpose of this research is to examine the impact of industrial noise levels ranging from 74 to 76 dB—which fall below the legal limit of 80 dB—on complex physiological and psychological stress responses of workers. The study employs a multimodal approach, combining [...] Read more.
The purpose of this research is to examine the impact of industrial noise levels ranging from 74 to 76 dB—which fall below the legal limit of 80 dB—on complex physiological and psychological stress responses of workers. The study employs a multimodal approach, combining objective acoustic measurements according to the EN ISO 9612:2009 standard with the monitoring of physiological parameters, specifically galvanic skin response (GSR), blood pressure, and heart rate, complemented by subjective assessments through questionnaires. Key findings revealed that the C-weighted noise level LCEX (r = 0.67) demonstrates a stronger correlation with stress response and heart rate (r = 0.66) than the standard A-weighted filter (LAEX). Although noise explains only approximately 4% of heart rate variability (R2 ≈ 0.04), providing indirect support for the multifactorial nature of stress, subjectively, 71% of workers expressed a need for noise reduction due to accompanying symptoms such as headaches and tinnitus. The highest level of cardiovascular load was consistently recorded at workstation SZ7. The results suggest that industrial noise may represent a contributing factor to psychosocial risk even at levels below regulatory limits. The results provide indirect support for the hypothesis that low-frequency noise (LFN) components play a role in psychosocial stress, suggesting the need for further investigation using detailed spectral analysis in the prevention of industrial psychosocial diseases. Full article
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26 pages, 1916 KB  
Article
Sensing Cognitive Responses Through a Non-Invasive Brain–Computer Interface
by Hristo Hristov, Zlatogor Minchev, Mitko Shoshev, Irina Kancheva, Veneta Koleva, Teodor Vakarelsky, Kalin Dimitrov and Dimiter Prodanov
Sensors 2026, 26(6), 1892; https://doi.org/10.3390/s26061892 - 17 Mar 2026
Viewed by 452
Abstract
Cognitive stress, also known as mental workload, constitutes a central topic within the field of psychophysiology due to its role in modulating attention, autonomic regulation, and stress reactivity. Furthermore, it bears direct relevance to practical monitoring systems that employ non-invasive sensing techniques. This [...] Read more.
Cognitive stress, also known as mental workload, constitutes a central topic within the field of psychophysiology due to its role in modulating attention, autonomic regulation, and stress reactivity. Furthermore, it bears direct relevance to practical monitoring systems that employ non-invasive sensing techniques. This study investigates whether a multimodal, non-invasive measurement setup can detect systematic physiological differences between Resting periods and short episodes of cognitive load within the same individuals. Additionally, it explores the capacity of such a system to differentiate tasks characterized by varying cognitive demands. A sequential, within-subject protocol was employed, comprising five consecutive phases (rest 1, Stroop, rest 12, subtraction, rest 3), during which five modalities were recorded concurrently: EEG, heart rate (HR), galvanic skin response (GSR), facial surface temperature, and oxygen saturation (SpO2). Beyond phase-wise inspection of time-series data, an exploratory assessment of similarity across participants was conducted using correlation coefficients. The maximum cross-participant correlations observed were 0.88 (HR), 0.90 (GSR), 0.83 (facial temperature), and 0.77 (SpO2); however, these correlations were used only as exploratory descriptors of inter-individual similarity and did not imply a significant phase effect. For inferential analysis, phase-wise epoch means were evaluated through one-factor repeated-measures ANOVA. The heart rate exhibited a robust main effect of phase (F(4, 32) = 10.5862, p_GG = 0.01044, ηp2 = 0.5696), with higher HR observed during cognitive load epochs (e.g., 77.841 ± 11.777 bpm at rest 1 versus 83.926 ± 14.532 bpm during subtraction). The relatively large standard deviation reflects variability between subjects rather than variability within epochs. Regarding processed baseline-referenced GSR, the omnibus phase effect was not statistically significant under the conservative Greenhouse–Geisser correction; therefore, GSR was interpreted as exploratory in this dataset. Facial temperature and SpO2 likewise did not show statistically significant omnibus phase effects under Greenhouse–Geisser correction (e.g., SpO2: p_GG = 0.1209). EEG-derived measures provide supplementary central evidence of task engagement; entropy variations within an approximate dynamic range of 0.2 to 0.8 were observed, and the α/θ ratios demonstrated nearly a twofold distinction between rest and cognitive load epochs across different leads. Full article
(This article belongs to the Special Issue Biosignal Sensing Analysis (EEG, EMG, ECG, PPG) (2nd Edition))
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24 pages, 368 KB  
Article
A Candidate EEG Spectral Index of Internally Oriented Attention: An Exploratory Comparison of Prayer and Relaxation
by Cristian Manea, Corina Colareza, Dana Rad, Mușata-Dacia Bocoș, Teofil Panc, Mona Bădoi-Hammami and Gheorghe Mihai Bănariu
Brain Sci. 2026, 16(3), 311; https://doi.org/10.3390/brainsci16030311 - 14 Mar 2026
Viewed by 406
Abstract
Background: Self-transcendence has been described in psychological literature as an orientation toward meaning beyond the individual self. However, because the present study does not directly measure transcendence as a psychological construct, we approach it cautiously as a candidate form of internally oriented attention, [...] Read more.
Background: Self-transcendence has been described in psychological literature as an orientation toward meaning beyond the individual self. However, because the present study does not directly measure transcendence as a psychological construct, we approach it cautiously as a candidate form of internally oriented attention, operationalized through EEG spectral dynamics. Although this construct has been linked to self-referential cognition and large-scale brain systems supporting internal mentation, electrophysiological evidence remains limited, especially in designs that compare spiritually oriented practices with non-spiritual internal-focus controls. Objective: We examined whether a candidate EEG-derived Transcendence Index (TI) is associated with EEG oscillatory activity across canonical frequency bands and whether prayer and relaxation show descriptively distinct oscillatory patterns. Methods: In a within-subject design, participants completed a psychological assessment battery including personality and anxiety measures and underwent EEG recording during two eyes-closed conditions (Prayer vs. Relaxation). Spectral power features were extracted for delta, theta, alpha (low/high), beta (low/high), and gamma (low/high, where signal quality permitted). We examined associations between TI and band-limited activity and explored condition-related oscillatory patterns across Prayer and Relaxation. Given the modest sample size (N = 39), the study was designed and interpreted as exploratory research. Results: Higher TI was associated with an oscillatory profile consistent with internally oriented attention and reflective self-processing, with the most consistent patterns observed in theta–alpha dynamics (and comparatively lower beta contribution). In addition, Prayer and Relaxation showed descriptively distinct oscillatory patterns, suggesting that prayer engages internal-focus processes that may not be fully captured by relaxation alone. Conclusions: These findings support the feasibility of examining internally oriented attentional dynamics potentially related to “transcendence” as a candidate construct through scalp EEG spectral activity. Integrating theory-informed indices with EEG features may help refine psychophysiological models of self-transcendence and inform digitally supported assessment approaches, pending further construct validation. These findings should therefore be interpreted as exploratory preliminary evidence supporting the feasibility of EEG-based indices of internally oriented attention. Full article
(This article belongs to the Special Issue Electrophysiological Approaches to Cognitive Neuroscience)
29 pages, 3520 KB  
Article
AUEX: A Neuroscience-Integrated Framework for Evaluating and Designing Wellness-Supportive Short Auditory Cues in Enclosed Built Environments
by Shenghua Tan, Ziqiang Fan, Zhiyu Long, Renren Deng, Zihao Li and Pin Gao
Buildings 2026, 16(5), 1089; https://doi.org/10.3390/buildings16051089 - 9 Mar 2026
Viewed by 334
Abstract
Short auditory cues in enclosed built environments (such as elevator calls, access control, navigation, and heating, ventilation, and air conditioning (HVAC) notifications) influence not only usability but also stress and perceptions of well-being in daily indoor life. However, acoustic research remains largely focused [...] Read more.
Short auditory cues in enclosed built environments (such as elevator calls, access control, navigation, and heating, ventilation, and air conditioning (HVAC) notifications) influence not only usability but also stress and perceptions of well-being in daily indoor life. However, acoustic research remains largely focused on physical properties, and the psychophysiological impact of such short auditory cues remains under-quantified. To address this gap, a neuroscience-based evaluation approach, the Acoustic User Experience and Emotion (AUEX) model, is proposed. This model integrates functional near-infrared spectroscopy (fNIRS), electrodermal activity (EDA), and the User Experience Questionnaire (UEQ). With 33 in-cabin prompt sounds as a controlled typology of short auditory cues in an enclosed setting, we set up a simulated interaction experiment with 20 participants in a driving simulator vehicle cabin to investigate the relationship between acoustic properties and cognitive load, arousal, and user experience. The results show that timbre is the key factor, which was correlated positively with overall UX (r = 0.414) and negatively with prefrontal ΔHbO (CH3: r = −0.368; l-DLPFC: r = −0.449), indicating a decrease in cognitive load and a relaxed affective state. Conversely, high-frequency signals improved pragmatic quality but increased physiological arousal, which negatively affected hedonic assessment. To facilitate the translation of evaluation results into practice, we also completed a design phase that converted the AUEX results into scenario-based parameter targets and prototype designs for functional, warning, and brand/affective cues, illustrating how evidence-based relationships can be translated into design-ready outputs for enclosed built environments. These results confirm the AUEX approach as a transferable method for designing short auditory cues for well-being and provide parameter-level implications for therapeutic and human-centered sound design in smart buildings, intelligent vehicles, and other enclosed built environments. Overall, the AUEX approach provides a transferable evaluation-to-design workflow for short auditory cues in enclosed interactive contexts; however, direct generalization from a single controlled vehicle cabin setting to real-world building environments should be validated through future field studies. Accordingly, the present findings are positioned as evidence from a controlled enclosed case rather than universal conclusions for all enclosed spaces. Full article
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