From football fields to military training grounds, head injuries are leaving lasting marks on the brain in ways we're only ...

Diagnosed concussions rose by nearly 32 percent in the NFL this season, according to data released Friday by the league. The 2015 total was 271, a figure that includes all preseason and regular-season ...

The NFL omitted concussion cases when it downplayed the effects of head injuries on players based on studies conducted from 1996 through 2001, according to a report by The New York Times. More than ...

The National Football League and the NFL Players Association agreed to update the league's concussion protocol on Saturday. The video featured is from a previous report. The decision follows the ...