You could watch a dozen seasons of “Grey’s Anatomy” and never see a full tracheal intubation. Most movies and television shows that deal with a medical crisis don’t linger on the removal of breathing tubes, or the first shower after a traumatic injury, or the first bar fight that breaks out around a man in a wheelchair. But “Stronger” runs screaming in pain from the kind of simplistic inspirational storytelling that the subject matter usually yields.