CNN CNN Newsroom With Brooke Baldwin December 24, 2015 20:51:00
Places the nfl and player safety right back in the spotlight. >>. i found a disease that 2340 one has ever seen. >> will smith plays dr. bennett and the disease he's talking about is chronic traumatic enaccept lop thi. it has symptoms of memory loss and mood swings. researchers believes it occurs from repeated blows to the head. >> you're going to withstand an impact. that's similar to a car accident. >> what happens is our brains slosh around inside our skulls absorbing the force of the hit no matter how strong the helmet. humans simply didn't evolve to take hits like that. they hit their hea...