Sports-related concussions have been shown to lead to persistent subclinical anomalies of the motor and cognitive systems in young asymptomatic athletes. In advancing age, these latent alterations correlate with detectable motor and cognitive function decline. Until now, the interacting effects of concussions and the normal ageing process on white matter tract integrity remain unknown. Here we ...

Background Long term effects of concussions and sub-concussions in athletes can include delayed neurodegeneration as seen Alzheimer’s disease (AD) chronic traumatic encephalopathy (CTE). The PET tracer [18F]AV1451 has high affinity selectivity for paired helical filament-tau vivo, the pathological form tau CTE AD. aim this study was to assess effect tau-PET binding on brain atrophy former conta...

BACKGROUND Youth participation in organized sports in the United States is rising, with many athletes focusing on a single sport at an increasingly younger age. PURPOSE To retrospectively compare single-sport specialization in current high school (HS), collegiate, and professional athletes with regard to the rate and age of specialization, the number of months per year of single-sport trainin...

The objective of this paper is to measure and compare the subjective time discounting of professional athletes and nonathletes. By using a questionnaire, we found higher subjective discounting for professional athletes than for non-athletes. We also found that the professional athletes’ win-orientation positively affected their present preferences. On the other hand, professional athletes’ play...

BACKGROUND Repetitions of pre-competition weight-loss diets done by athletes participating in weight class sports can be regarded as periods of weight cycling. The aim of the present study is to identify the long term post-career (22 years) evolutionary profile of athletes' BMI after such weight cycling. METHODS One hundred and thirty-six retired French athletes who participated in major inte...

GUSKIEWICZ, K. M., S. W. MARSHALL, J. BAILES, M. MCCREA, H. P. HARDING JR, A. MATTHEWS, J. R. MIHALIK, and R. C. CANTU. Recurrent Concussion and Risk of Depression in Retired Professional Football Players.Med. Sci. Sports Exerc., Vol. 39, No. 6, pp. 903–909, 2007. Purpose: The purpose of our study was to investigate the association between prior head injury and the likelihood of being diagnosed...

Abstract. Introduction: In parallel with several current and former players’ high-profile disclosures of psychological difficulties, academic studies published during the past decade have begun to examine mental health professional footballers. To date, a comprehensive review critical analysis these has yet be conducted. Design: A narrative literature was conducted following Medline database se...

The aim of this study was to explore the effect of characteristics of various games and players on the proportion of retired tennis matches in the Open Era of tennis. The data included over 420,000 matches played among 17,553 tennis players in the period from 1968 to the end of 2010. The influence of the surface type was clearly confirmed, with the proportion of retired matches being higher on ...

The objective of this study was to describe the characteristics of mortalities from 2007 to 2013 in active (during career) and recently retired (post career) professional footballers. An observational prospective study was conducted. From 2007, the World Footballers' Union (FIFPro) and its related national footballers' unions (more than 70 countries distributed across all continents) collected ...