Pro football players are 4 times more likely to die from ALS, study finds
Football Player Had 'Worst' Brain Trauma Seen in Someone So Young, Doctor Says
Football And CTE: In New Study, Nearly All Donated NFL Player Brains Found To Have CTE : NPR
We have no idea how dangerous football really is
NFL veteran quits, fearing future brain damage - CBS News
Researchers: Junior Seau had brain disease - The Boston Globe
Zac Easter's Suicide and a Path Forward - Sports Illustrated
Ex-NFL players six times more likely than the general public to report cognitive problems, study finds - The Boston Globe
Will This Device Protect Athletes' Brains, or Only Make Them Think It Does? - The New York Times
Brain Disorder Found in Some NFL Players Appears Rare in Combat Veterans, Study Finds