Sports Medicine Commons^™

Sex Moderates The Relationship That Number Of Professional Fights Has With Cognition And Brain Volumes., Lauren L Bennett, Steve J Stephen, Charles Bernick, Guogen Shan, Sarah J Banks

Articles, Abstracts, and Reports

Objective: Incidence of concussions and report of symptoms are greater among women across sports. While structural brain changes and cognitive declines are associated with repetitive head impact (RHI), the role of sex is not well-understood. This study aimed to determine if there is a moderating effect of sex on the relationship the number of professional fights has with cognitive functioning and regional brain volumes in a cohort of boxers, mixed martial artists, and martial artists. Methods: A total of 55 women were matched with 55 men based on age, years of education, ethnicity, and fighting style. Cognition was assessed via …

The Effect Of Abnormal Vitamin D Levels In Athletes., Jakub Sikora-Klak, Steven J Narvy, Justin Yang, Eric Makhni, F Daniel Kharrazi, Nima Mehran

Articles, Abstracts, and Reports

Vitamin D is a lipophilic prohormone integral to musculoskeletal, autoimmune, oncologic, cardiovascular, and mental health. Of particular importance to the orthopedic surgeon is the role of vitamin D in the regulation of bone mass, muscle strength, and physical performance. Although vitamin D-related skeletal pathologies are rare in industrialized nations, emerging research in the field has shown that most American adults have inadequate levels of vitamin D. Even among athletes, there is a high prevalence of vitamin D deficiency, which may place competitors at risk of stress fractures, illness, and delayed muscle recovery. Adequately identifying vitamin D-deficient individuals in need of …

Incidence, Positional Distribution, Severity, And Time Missed In Medial Collateral Ligament Injuries Of The Knee In Ncaa Division I Football Athletes., Ali R Motamedi, Anirudh K Gowd, Alireza K Nazemi, Stephen T Gardner, Caleb J Behrend

Articles, Abstracts, and Reports

Introduction: We studied injury to the medial collateral ligament (MCL) in National Collegiate Athletic Association (NCAA) Division I football players, their incidence, magnitude of injury, distribution by position, and missed time, which has not previously been described in a consecutive series.

Methods: The knee injuries sustained in 163 consecutive NCAA Division I collegiate football players at our institution were evaluated over a span of 6 years.

Results: The incidence of MCL injuries with any knee injury was 29% (47 of 163). Of 47 MCL injuries, 34% occurred in defensive linemen and 29% in offensive linemen. The average days missed by …