What are the signs and symptoms of CTE: As previously mentioned, CTE symptoms can affect the way a person thinks, feels, acts, and moves.
What does CTE look like in the brain: The clumps of tau strangle brain cells, and diminish their ability to function before killing them.
Researchers are worried: Scientists are concerned that each time the head takes a pounding, it shakes the brain inside the skull.
How common is CTE: Researchers in the US don't know how many people there have CTE.
What has been CTE’s impact on the NFL: NFL legend Mike Webster was the first player found to have had CTE.