Boston Children's Hospital Oct 30 2025 Chronic traumatic encephalopathy (CTE) – most often found in athletes playing contact sports – is known to share similarities with Alzheimer's disease (AD), namely the buildup of a protein called tau in the brain. New research published today in Science finds even more commonalities between the two at the genetic level, showing CTE (like AD) is linked to damage to the genome and not just caused by repeated head impact (RHI). The research team, a