Tua Tagovailoa left the Dolphins Week 4 game on a stretcher with a head and neck injury. After Tagovailoa hit the ground, his hands stiffened in an unnatural position. Neurologist and concussion ...

NPR's Michel Martin talks with neuroscientist Chris Nowinski and former NFL player Chris Boland about the league's concussion protocol after quarterback Tua Tagovailoa suffered two hits this week.

John P. Conomy, M.D., and Michael Swash, M.B., B.S. Reversible decerebrate and decorticate postures ordinarily indicate advanced and irreversible disease of the brain, but in three patients these ...

The Miami Dolphins quarterback seemed to have a "fencing response" after the hit Thursday night where his fingers froze, "a sign you usually only see in stroke patients," says Dr. Chris Nowinski After ...