Concussion (2015)

While conducting an autopsy on a retired soccer player, medical examiner Bennet Omalu makes a startling discovery—an Alzheimer's-like neurodegenerative condition. He names it chronic traumatic encephalopathy and publishes his findings. As more athletes are diagnosed with this debilitating condition, Dr. Omalu becomes a crusader, determined to expose the grim reality of football-related head trauma to the world. His journey is a poignant exploration of the sacrifices made in the pursuit of truth and safety in sports.