Journal of Functional Morphology and Kinesiology, Volume 11, Issue 3

Background: Concentric knee and trunk strength may contribute differently to maximal force and stretch-shortening cycle performance in youth sailors. This study evaluated the predictive value of concentric knee and trunk isokinetic strength for these...

Background and Objectives: Acute responses to exercise interventions may vary within individuals across repeated exposures, potentially limiting the interpretation of individuals as “responders” or “non-responders”. This study...

Background/Objectives: Minimalist footwear has been proposed as a passive means of reducing knee loading, but its effects during walking in healthy adults, the population relevant to primary prevention of knee osteoarthritis (KOA), have not previousl...

Objectives: Thoracic kyphosis is a common postural condition associated with impaired functional performance, reduced balance, and lower levels of physical activity. Women may be particularly susceptible due to age-related musculoskeletal and hormona...

Background: Paired-set (PS) resistance exercise is widely used to increase training density; however, evidence-based guidance remains limited due to heterogeneous exercise sequences and rest configurations. This systematic review aimed to synthesize...

Background and Objectives: Wearable technologies increasingly monitor internal training load in high-performance sport, but their alignment with coach-prescribed physiological objectives remains unclear. This study examined within-athlete association...

Despite major advances in exercise physiology, biomechanics, and mechanobiology, exercise science still lacks a clear conceptual definition of the mechanical stimulus experienced by skeletal muscle during resistance training. Current approaches rely...

Background: The Body Shape Index (ABSI) and somatotype components represent different approaches to assessing body morphology. This study aimed to examine the associations between physical activity, sedentary behaviour, sleep duration, ABSI, and soma...

Background and Objectives: Low-volume plyometric conditioning may elicit post-activation performance enhancement (PAPE), but the early response to pogo-jump exercise in adolescent basketball players remains uncertain. This randomized crossover pilot...

Static stretching is one of the most widely prescribed interventions in sports medicine, rehabilitation, and exercise science for improving joint range of motion (ROM) and flexibility. Despite decades of research, however, the biological mechanisms u...

Background: This study examined training-to-match transferability of positional coordination in semi-professional football players, comparing responses between defensive and midfield/offensive positional sectors. Methods: Twenty-nine players were mon...

Background and Objectives: Comprehensive physical profiling is important for monitoring athletic development in youth soccer players (YSP), yet integrated data from competitive South American players remain limited. This study aimed to characterize t...

Background and Aim: The identification of factors that optimize competitive performance is a primary focus for athletes and coaches in any sport, particularly variables that are modifiable through tailored nutritional and training strategies. Since d...

Background: Achilles tendon viscoelasticity and ankle neuromuscular co-contraction are functionally linked, yet how they jointly adapt during brief high-speed repetitive loading remains unclear. We simultaneously quantified Achilles tendon viscoelast...

Background and Objectives: Upper-extremity strength is considered an important contributor to badminton stroke performance; however, the independent contributions of specific muscle groups to shuttlecock velocity in young players remain unclear. This...

Objectives: This study evaluated sex differences in physical activity levels, anthropometric parameters, strength–endurance performance, and acute physiological responses to high-intensity strength–endurance exercise in emergency medical...

Background: The aging population in Portugal requires interventions such as multicomponent exercise to maintain the functionality of older adults. The aim of this exploratory pilot study was to investigate preliminary changes in body composition, phy...

Background/Objectives: Markerless video-based gait assessment has emerged as a promising alternative to laboratory motion capture systems because it enables objective, low-cost, and accessible mobility assessment. However, evidence supporting the val...

Background: Wrist joint position and hand anthropometric measurements may affect grip strength and hand performance. This pilot, analytical cross-sectional study aimed to investigate the relationship between different wrist positions and grip strengt...

Background/Objectives: Cardiac autonomic modulation, as assessed by heart rate variability (HRV), is a key indicator of physiological status. Although aging has traditionally been associated with reduced variability, morphological characteristics may...

Background: Small-sided games (SSGs) are widely used in soccer training to develop physical, physiological, and technical–tactical capacities under game-representative conditions. Although task constraints have been investigated individually, evidenc...

Background and Objectives: The purpose of this study was to investigate the acute fatigue response to a standardized friendly football match in elite adolescent players and to describe the subsequent recovery of neuromuscular performance, biochemical...

Background: The aim was to investigate the stride-by-stride development of spatiotemporal parameters, joint kinematics, kinetics, and electromyographic (EMG) activity during a 50 m sprint, providing a comprehensive analysis of the biomechanical and n...

Introduction: Most studies evaluating low-carbohydrate diets in resistance-trained individuals have focused on short-term ketogenic interventions. Whether habitual carbohydrate intake maintained under free-living conditions is associated with body co...

Background and Objectives: Running-related musculoskeletal injuries remain highly prevalent among recreational runners, and the absence of population-specific biomechanical reference values limits clinical and sports interpretation in Latin American...

Background: Maximal fat oxidation (MFO) is the highest rate of fat oxidation attained during incremental exercise, with cardiorespiratory fitness being its primary correlate. How body composition and regional anthropometry explain MFO variability rem...

Background and Objectives: Artificial intelligence (AI) has rapidly emerged as a promising tool for delivering personalized interventions in physical activity, exercise prescription, and weight management. AI technologies may facilitate individualize...

Background: Patellar tendinopathy is a persistent load-related condition in athletes, and exercise is recommended as first-line care; however, the comparative value of specific tendon-loading prescriptions remains uncertain. This systematic review ai...

Background and Objectives: Military parachuting combines landing impact, carried load, and restricted visual information. This study examined the concurrent associations of two primary task exposures—recent jump volume and participation in at l...

Background and Objectives: Aerobic submaximal interval training performed under hypoxic and elevated temperature conditions may induce significant alterations in physiological responses. Understanding these effects may contribute to optimizing traini...

Background: Subjective autoregulation methods are gaining interest among resistance-trained athletes. In particular, velocity perception (PV) and velocity loss perception (PVL) have shown promising practical applicability. This study aimed to investi...

Osteoarthritis (OA) is a leading cause of disability worldwide, characterized by progressive joint degeneration driven by extracellular matrix (ECM) breakdown, chondrocyte apoptosis, and chronic low-grade inflammation. Despite the availability of sev...

Objectives: The main purpose of this exploratory study was to examine differences between high-performing (HP) and low-performing (LP) female taekwondo athletes in body composition, lower extremities power, and knee extension/flexion isokinetic torqu...

Objectives: Postural stability is a key component of Acrobatic Gymnastics performance and can be assessed using centre of pressure (COP) variables. This feasibility study provides the first analysis of postural stability during transitional pyramids...

Background: Work-related musculoskeletal disorders impose substantial global burdens. Although Pilates is a recognized biopsychosocial intervention, a quantitative synthesis evaluating its occupational efficacy remains limited. Objective: To compute...

Background: Total trapeziometacarpal (TMC) joint arthroplasty has emerged as a surgical option for selected patients with TMC osteoarthritis. The HORUS^® prosthesis (Evolutis, France) is a novel uncemented modular implant featuring a threaded scre...

Background: Day-to-day movement behavior may influence short-term glycemic variability in adults with type 2 diabetes, but free-living evidence integrating accelerometry with continuous glucose monitoring (CGM) remains limited. Objectives: This study...

Background and Objectives: Ankle instructions during the active straight leg raise (ASLR) are not consistently standardized and may alter lumbopelvic measurements. This study tested whether a relaxed ankle, maximal active dorsiflexion (DF), and maxim...

Background: Fibromyalgia (FM) is a chronic syndrome characterized by widespread musculoskeletal pain, fatigue, sleep disturbances, and cognitive and affective symptoms. Objectives: This study aimed to examine the acute effects of Resistance Training...

Background: Curve sprinting in the 200 m dash entails distinct biomechanical requirements under strenuous anaerobic conditions that differ from sprinting on the straightway. This study aimed to examine possible relationships between anaerobic biomark...

Background: While the biomechanical, physiological, and nutritional determinants of table tennis (TT) performance have already been summarized, a dedicated synthesis of players’ anthropometric and motor characteristics is still lacking. This re...

Background: Injuries are a major concern in professional football because they may reduce player availability and affect team performance. Injury risk may vary across different phases of the season in relation to changes in training and competition d...

Background and Objectives: The hybrid assistive limb (HAL) is a wearable robotic device used for rehabilitation that assists the voluntary movements of the user by detecting muscle action potentials and driving actuators positioned next to the hip an...

Cardiovascular diseases remain the leading cause of morbidity and mortality worldwide and continue to impose a substantial burden on individuals, healthcare systems, and society [...]

Background: Aging is characterized by functional decline in different organs and systems. The present study aimed to evaluate the effects of 6-month low-to moderate intensity supervised Social Dance (SD) program on muscular fitness, and clinical&ndas...

Background and Objectives: Sports performance is influenced by a variety of perceptual, cognitive, and motor factors. A better understanding of these factors can help coaches optimize training and improve athletic performance. The present study exami...

Background and Objectives: Intra-cyclic variation in swimming velocity is one of the variables most commonly used to assess swimming performance, providing simple, straightforward information for coaches and swimmers. Therefore, the main aim of this...

Background and Objectives: The aim was to investigate the external load of different types of floaters and regular players in small-sided games (SSG) with different relative pitch sizes to inform the return-to-play process. Methods: Twenty-four profe...

Background: Anthropometric body-composition assessment in youth soccer commonly relies on equations developed in different source populations and based on distinct body-composition models, potentially altering nutritional and sport-related interpreta...

Background: Executive functions (EFs) decline with aging, impacting functional independence. While resistance training (RT) is a promising non-pharmacological intervention, the optimal modality and duration for cognitive benefits remain unclear. Flyw...