League's data also shows ACL injuries decreased from last season.
Redskins safety Reed Doughty said he remains uncertain about his prospects for playing against the Broncos.
Ball carriers and tacklers won't be allowed to lower their heads to strike an opponent inside the tackle box
Robert Griffin says he'll play next week after missing a good portion of the Falcons game with a concussion. Are you worried it'll become an ongoing thing?
As the NFL seasons begins, the league is giving $30 million to the Bethesda-based National Institutes of Health to fund research into brain injuries and other medical issues.