Even athletes who don’t experience concussion but suffer repeated jolts or falls inherent in contact sports can experience subtle and cumulative brain changes, new imaging research suggests.
A group of female college rugby players who had not experienced a concussion for at least 6 months prior to or during the study and who showed no outward symptoms of brain injury or brain changes up to 2 years later were found to have undergone changes in brain structure and connectivity.
Read more at: https://www.medscape.com/viewarticle/932948