Abstract: Background CrossFit is recognized as one of the fastest growing high-intensity functional training modes in the world. However, scientific data regarding the practice of CrossFit is sparse. Therefore, the objective of this study is to analyze the findings of scientific literature related to CrossFit via systematic review and meta-analysis. Methods Systematic searches of the PubMed, Web of Science, Scopus, Bireme/MedLine, and...

Abstract: The purpose of this study is to determine the effect of suspension training on agility and strength performance in elite male basketball players. The study was carried out on Demir İnşaat Büyükçekmece male U-21 basketball players who are the members of one of the U-21 teams of the Turkish Basketball Federation. 20 volunteer basketball players with age of 18,3 ±0,3 years; the training ages of 6.5 ±1.3 years; the lengths of...

Introduction: Vitamin D and the antioxidant quercetin, are promising agents for improving physical performance because of their possible beneficial effects on muscular strength and cardiorespiratory fitness. Purpose: The purpose of this study was to determine the effects of increased intakes of vitamin D, quercetin, and their combination on antioxidant status, the steroid hormone regulators of muscle function, and measures of physical...

Abstract Background Overtraining syndrome (OTS), functional (FOR) and non-functional overreaching (NFOR) are conditions diagnosed in athletes with decreased performance and fatigue, triggered by metabolic, immune, hormonal and other dysfunctions and resulted from an imbalance between training stress and proper recovery. Despite previous descriptions, there is a lack of a review that discloses all hormonal findings in OTS/FOR/NFOR. The aim...

Abstract  We studied changes in blood markers of 18 nonprofessional, middle-aged runners of a 2-day, 130 km ultramarathon. Blood was sampled at baseline, after the goals on the first and second day, and at three time points (1, 3, and 5/6 days) after the race. Blood indices showed three patterns. First pattern indices showed essentially no changes after the two goals and after the race, including red blood cell indices, gamma-glutamyl...

Abstract The purpose of the study was to examine the acute effects of different dynamic exercise interventions on hamstring muscle performance. Thirty-six young men with poor hamstring flexibility were randomly assigned to three intervention groups: jogging combined with dynamic open kinetic chain stretching (DS), jogging combined with dynamic closed kinetic chain stretching (lunge with eccentric hamstring windmills, LEC), and jogging only...

Una nuova ricerca fornisce la prima spiegazione molecolare del perchè le persone aumentano di peso a causa di stress cronico, ritmi circadiani interrotti e trattamento con farmaci glucocorticoidi: secondo uno studio dei ricercatori della Stanford University School of Medicine, tutto sembra essere collegato al timing degli abbassamenti e innalzamenti di una classe di ormoni denominati glucocorticoidi, prevalentemente l’ormone dello...