CONTEXT Approximately 300 000 sport-related concussions occur annually in the United States, and the likelihood of serious sequelae may increase with repeated head injury. OBJECTIVE To estimate the incidence of concussion and time to recovery after concussion in collegiate football players. DESIGN, SETTING, AND PARTICIPANTS Prospective cohort study of 2905 football players from 25 US colleg...

This randomized control study aimed to assess 12 weeks of a novel neuromuscular training program (KneeRugbyWomen) on jump-related biomechanical variables in amateur female rugby players. Twenty-four participants were randomly allocated either an experimental group (EG; n = 12, age: 20.05 ± 4.43 yrs., height: 166.54 4.46 cm, weight: 64.65 6.44 kg) or (CG; 20.04 4.88 166.83 7.30 69.83 12.84 kg). ...

The aim of the present study was to examine the effect of in-season strength maintenance training frequency on strength, jump height, and 40-m sprint performance in professional soccer players. The players performed the same strength training program twice a week during a 10-week preparatory period. In-season, one group of players performed 1 strength maintenance training session per week (grou...

BACKGROUND Physical fitness is a fundamental prerequisite for soccer players. Kaempferia parviflora is an herbal plant that has been used in some Asian athletes with the belief that it might prevent fatigue and improve physical fitness. This study aimed to determine the effects of Kaempferia parviflora on the physical fitness of soccer players. MATERIAL AND METHODS Sixty soccer players who ro...

Athlete burnout has been a concern to sport organizations, the media, and researchers because of its association with negative welfare and performance outcomes (Gould, Udry, Tuffey, & Loehr, 1996; Smith, 1986). Conclusions drawn in existing cross-sectional studies (e.g., Cresswell & Eklund, 2006c; Gould, Tuffey, Udry, & Loehr, 1996) are limited because they are not based on data sensitive to th...

This study investigated the presence of neuropsychological deficits associated with hitting the ball with one's head (heading) during soccer play. A neuro-cognitive test battery was administered to 60 male soccer players, high school, amateur and professional level, and 12 nonplaying control participants. The effects of currently reported heading behavior as well as that of estimated lifetime h...

Previously published studies have found that concussion symptoms are underreported in youth athletics. This study evaluated the likelihood high school soccer players would identify themselves as having concussion related symptoms during game situations. A questionnaire inquiring about past concussion education and the likelihood of notifying their coach of concussion symptoms was administered t...

The VO₂Max condition of the Gresik women's indoor hockey players should be fulfilled. Since includes a baseline that represents general fitness which is good it can assumed other physical endurance will follow. purpose this study was to find out level aerobic (VO₂Max) possessed by in supporting success winning gold medal at Situbondo 2022. Quantitative descriptive used research method with 12 s...

ABSTRACT Introduction: Volleyball is a competitive sport demanding the athlete's excellent physical fitness because execution of its movements requires flexibility and agility. Objective: Analyze effects specific training protocol on at level volleyball players. Methods: This paper selects 12 female players as volunteers for research subjects. The athletes’ agility quality was examined intellec...