Aaron Hernandez was 23 years old when he was convicted of murdering Odin Lloyd. He was 27 years old when he hung himself in his cell in a Massachusetts prison, a mere 5 days after being acquitted of murdering two other people. He played a grand total of 44 games before his arrest.
After his death, an autopsy was done, and his brain was examined in a study done by Boston University. Those results, according to the Washington Post, found “The 27-year-old had the second-most severe form of the disease