NFL: Percy Harvin says he got high before every game to combat anxiety
Mental health in the NFL exclusive: Dr Nyaka NiiLampti on the league's commitment to mental well-being and the humanisation of athletes, NFL News
Former NFL player accused of killing six people was suffering from severe CTE, Concussion in sport
Former NFL Players Show Why Andrew Luck's Retirement Isn't a Surprise
Autopsy: Severe brain trauma in ex-NFL player who shot 6
Courageous NFL players are opening up about their mental health issues in hopes it will help others - The Boston Globe
NFL concussion settlement leaves former players struggling for relief
After the NFL: Long-Term Damage of Concussions and Head Trauma - TheraSpecs
Calvin Ridley, Lane Johnson shed light on mental health in the NFL - The Washington Post
Ohio State football player Harry Miller retires, citing mental health concerns