Chronic traumatic encephalopathy (CTE) is a progressive and fatal brain disease associated with repeated traumatic brain injuries, including concussions and repeated hits to the head. Studies have also shown that CTE is associated with the development of dementia, appearing at a much higher number with people who've experienced several cases of head injuries.
But what exactly is CTE, and which sports present the greatest threat of developing it? Read through the following gallery to discover what you need to know about CTE.