Former NFL players who have experienced head injuries namely concussions may be more likely to also experience low testosterone and erectile dysfunction (ED), a new Harvard study found.
The study, published in the JAMA Neurology Monday, was based on a survey of more than 3,400 NFL players which researchers with the Harvard T.H. Chan School of Public Health and Harvard Medical School noted represents the largest study cohort of former professional football players to date.
The survey was conducted between 2015 and 2017, according to a news release regarding the findings.
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For the survey, participants were asked to report how often blows to the head or neck caused them to feel dizzy, nauseated or disoriented, or to experience headaches, loss of consciousness or vision disturbances all markers of concussion. Responders were grouped in four categories by number of concussive symptoms, researchers explained.
Next, the former players were ...