Dr. Bennet Omalu, portrayed by Will Smith in the film, believes that O.J. may have sustained brain damage during his 11-year career in the NFL, which could have played a part in his criminally questionable past.

Junior Seau was living with a degenerative brain disease caused by the brutal shots to the head he took during his NFL career, this according to a new study … and Seau’s family believes the condition drove him to suicide. The National Institutes of Health released the findings of the study scientists did on Seau’s brain […]