Results 41 to 50 of about 12,455,569 (289)

The Prevalence of Anabolic-Androgenic Steroid Misuse in Iranian Athletes: A Systematic Review and Meta-Analysis

open access: yesIranian Journal of Public Health, 2021
Background: Due to widespread abuse of anabolic-androgenic steroids among professional athletes and amateur sportsmen and their health-related problems, determining the prevalence and the pattern of anabolic-androgenic steroid misuse at the national ...
Maryam Selk- Ghaffari   +2 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Case Report: Anthropometric profile and weight control strategies in a world boxing champion

open access: yesFrontiers in Sports and Active Living
PurposeThis case study aims to examine the anthropometric profile and body composition management of a Mexican featherweight world champion during key preparatory periods leading up to the World Boxing Organization (WBO) title fight.
Rodrigo Yáñez-Sepúlveda   +12 more
doaj   +1 more source

Correlation between participation in physical activity and healthy nutrition: An example of a sports science faculty

open access: yesBaltic Journal of Health and Physical Activity, 2021
Background: It is important to encourage people to participate in physical activities and to develop motivational approaches to healthy nutrition in order to maintain a healthy life. This study was conducted to examine the relationship between the physical activity levels of university students and their attitudes to healthy nutrition.
YASEMIN ARI, ERGUN CAKIR
openaire   +4 more sources

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Effect of increased venous blood flow with acute passive heating on volume and compliance in the calf vein in young adults

open access: yesPhysiological Reports
Arterial endothelial function—impairment of which is a risk factor for cardiovascular disease—increases after acute passive heating; however, whether venous properties (volume and compliance) also increase remains unclear. Moreover, it is unknown whether
Yasuhiro Iimura, Anna Oue
doaj   +1 more source

The 4Rs Framework of Sports Nutrition: An Update with Recommendations to Evaluate Allostatic Load in Athletes

open access: yesLife
The 4Rs of sports nutrition were proposed in recent years as an evidence-based framework to optimize post-exercise recovery within the context of allostasis.
Diego A. Bonilla   +8 more
doaj   +1 more source

Partial depletion of plasminogen activator inhibitor‐1 decreases subcutaneous fat cell hypertrophy and liver cholesterol in high‐fat‐fed female mice

open access: yesFEBS Letters, EarlyView.
Obesity raises blood levels of PAI‐1, a protein linked to metabolic dysfunction‐associated steatotic liver disease in people with obesity. In female mice fed a high‐fat diet, partially lowering PAI‐1 led to smaller subcutaneous fat cells and lower liver cholesterol, without changing body weight or insulin sensitivity.
Claudia E. Ramirez Bustamante   +10 more
wiley   +1 more source

PREVALENCE OF MUSCULOSKELETAL INJURIES IN TABLE TENNIS PLAYERS (IN SPANISH)

open access: yesRevista Ciencias Biomédicas, 2014
Introduction: table tennis is a complex sport, in which velocity, reflexes, instantaneous decision and the management of the effects and the technique are important.
Correa-Mesa Juan Felipe   +1 more
doaj  

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