You are currently viewing a new version of our website. To view the old version click .

Physiologia, Volume 5, Issue 4

December 2025 - 22 articles

  • Issues are regarded as officially published after their release is announced to the table of contents alert mailing list .
  • You may sign up for email alerts to receive table of contents of newly released issues.
  • PDF is the official format for papers published in both, html and pdf forms. To view the papers in pdf format, click on the "PDF Full-text" link, and use the free Adobe Reader to open them.

Articles (22)

  • Review
  • Open Access
497 Views
41 Pages

The Significant Role of Physical Activity and Exercise in Health and Metabolic Diseases

  • George D. Dimitriadis,
  • Costas Chryssanthopoulos,
  • Anastassios Philippou and
  • Michael Koutsilieris

Physical inactivity, which currently dominates the lifestyles of most people, is linked to chronic metabolic diseases such as obesity, type 2 diabetes (T2D), hypertension, metabolic syndrome, and cardiovascular disease, all of which share insulin res...

  • Article
  • Open Access
612 Views
21 Pages

Height, Sex, and Sport as Correlates of Tendon Stiffness in Elite Athletes

  • Alejandro Bustamante-Garrido,
  • Sebastián Sepúlveda González,
  • Felipe Inostroza-Ríos,
  • Otávio de Toledo Nóbrega,
  • Bianca Miarka,
  • Mauricio Araya-Ibacache,
  • Felipe J. Aidar,
  • Esteban Aedo-Muñoz and
  • Ciro José Brito

Background/Objectives: Understanding the factors that influence tendon mechanical properties is essential for optimizing performance and preventing injuries in elite athletes. This study aimed to identify the strongest correlates of the biomechanical...

  • Review
  • Open Access
161 Views
20 Pages

This narrative review of rapid eye movement (REM) focuses on its primary etiology and how it fits into the larger framework of neurophysiology and general physiology. Arterial blood flow in the retina may be sensitive to the full overlying ‘wei...

  • Article
  • Open Access
254 Views
12 Pages

One Week of a Betalain-Rich Beetroot Concentrate Does Not Improve 4 km Time-Trial Performance but Impairs Repeated Sprint Cycling Performance in Trained Cyclists

  • Steven Vitti,
  • Meghan E. Smith,
  • Sean Killip,
  • Alyssa Sarkisov,
  • Grace Frattellone,
  • Craig Mattern and
  • Justin Faller

Purpose: We aimed to assess the effects of one-week betalain-rich beetroot concentrate (BRC) supplementation on high-intensity cycling performance in trained cyclists. Methods: Eighteen male (n = 15) and female (n = 3) cyclists (age: 38.83 ± 8...

  • Article
  • Open Access
328 Views
15 Pages

Validation of a Smartphone Application for Measuring Peak Torque During the Nordic Hamstring Exercise in Recreational Athletes

  • Amândio Dias,
  • Bruno Lopes,
  • Francisco Machado,
  • João Fonseca,
  • Ricardo Santos and
  • Rodrigo Alves

Background/Objectives: Hamstring injuries are highly prevalent in sports and often occur, particularly among recreational and professional athletes. Assessing eccentric hamstring strength is critical for injury prevention and rehabilitation, with iso...

  • Article
  • Open Access
303 Views
11 Pages

Background/Objectives: Hypertension is a leading cause of cardiovascular morbidity and mortality, particularly in older adults, pharmacological therapy is effective, but side effects and limited adherence highlight the need for non-pharmacological al...

  • Systematic Review
  • Open Access
848 Views
25 Pages

Background/Objectives: Osteoporosis is a global health issue characterized by decreased bone mineral density (BMD), which increases the risk of fractures in adulthood. Adolescence, particularly the pubertal stage, is a critical period for maximizing...

  • Review
  • Open Access
306 Views
17 Pages

Beyond Calories: Redox Interactions in Adipose Tissue That Lead to Metabolic Pathologies

  • Alfredo Miranda-Martínez,
  • Erika Rodríguez-Martínez,
  • Pamela Barragán-Reséndiz and
  • Selva Rivas-Arancibia

Adipose tissue is an organ with a high metabolic rate, functioning as a storage site for potential energy derived from food. It is a heterogeneous tissue composed of various cell types that respond differently to stimuli. Polyunsaturated fatty acids...

  • Review
  • Open Access
1,119 Views
11 Pages

Oral Health as a Determinant of Alzheimer’s Disease

  • Josh Bryan Landers,
  • Cody Walker,
  • John Teed,
  • Rian Mcfarlane and
  • Geoff Halversen

Oral health represents a complex interplay between local microbial ecology, host immune responses, and systemic physiology. Far from being an isolated entity, the oral cavity is the entry point of the gastrointestinal and respiratory tracts and harbo...

  • Review
  • Open Access
386 Views
13 Pages

The Systems Theory provides a valuable conceptual framework for analyzing biological complexity, particularly in oncology, where the multiple interactions between biological subsystems can influence tumor initiation, progression, and treatment respon...

of 3

Get Alerted

Add your email address to receive forthcoming issues of this journal.

XFacebookLinkedIn
Physiologia - ISSN 2673-9488