Individual players act as a coherent unit during team sports performance, forming a team synergy. A synergy is a collective property of a task-specific organization of individuals, such that the degrees of freedom of each individual in the system are coupled, enabling the degrees of freedom of different individuals to co-regulate each other. Here, we present an explanation for the emergence of ...

Two Italian twin registers are described, the Register of Italian Twin Athletes (RITA) and the Twin Register of Rome (TERRY), developed in recent years at the newly established University of Sport and Movement Sciences of Rome-Foro Italico (IUSM). Ascertainment procedures, database, applications and current prospects are outlined, along with their research focus, which mainly consists of epidem...

In our daily lives, we use faces as a major source of information about other people. Recent work has begun to highlight how one's facial width-to-height ratio (fWHR) is linked to a number of behaviours (e.g. deception, aggression and financial performance in firms). fWHR has also been linked to several factors that may be beneficial for sport (e.g. achievement drive, winning mentality and aggr...

PURPOSE The effect of travel on athletic performance has been investigated in previous studies. The purpose of this study was to investigate this effect on game outcome over 10 Major League Baseball (MLB) seasons. METHODS Using the convention that for every time zone crossed, synchronization requires 1 d, teams were assigned a daily number indicating the number of days away from circadian res...

Introduction Recreational runners and cyclists ask me if donating blood will slow them down in their weekend racing. Sure, I tell them, but only for a week or two, and donating is worth it. Blood donors are community helpers. Not long ago, I was asked: If an NFL team sponsors a community blood drive, can players who donate a pint of blood on Tuesday play to their full ability in a game 5 days l...

It is the position of the American Dietetic Association, Dietitians of Canada, and the American College of Sports Medicine that physical activity, athletic performance, and recovery from exercise are enhanced by optimal nutrition. These organizations recommend appropriate selection of food and fluids, timing of intake, and supplement choices for optimal health and exercise performance. This pos...

purpose: core stability and leg stiffness are two determinant mechanisms in athletic performance and risk injury. this study aimed to investigate the gender differences and relationship of these two factors in athletes. methods: in this cross-sectional study, core stability and leg stiffness of 12 male and 12 female iranian squash players at national level were examined utilizing mcgill’s test ...

results among 78 participants (including 32 center and 46 side referees), mean and standard deviation of age, body mass index, percent of body fat, vo2max and performance scores were 37 ± 3.8, 23.6 ± 2.1, 20.7 ± 3.9, 59.9 ± 7.1 and 85.8 ± 0.25, respectively. no significant correlation between referees’ mean score and selected parameters were found. conclusions it seems that the acquired scores ...

background: to determine the effects of probiotic yogurt on performance and health status of young adult female endurance swimmers.   methods: in a randomized controlled trial, 46 endurance swimmers girls with mean age of 13.8 ±1.8 years, weight of 48.6±7.5kg and height of 159±5.6cm, were studied. subjects were randomly assigned into two groups, receiving either 400 ml probiotic yogurt (interve...

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