Ewing played center for the Georgetown Hoyas for four years and was named as the 16th greatest college player of all time by ESPN. He won Olympic gold medals as a member of the 1984 and 1992 United States men's Olympic basketball teams.
Sleep paralysis is a temporary inability to move or speak that occurs when you're waking up or falling asleep. It's not harmful and should pass in a few seconds or minutes, but can be very frightening.
Clearly there are certain triggers of sleep paralysis. It often occurs during periods of sleep deprivation and stress. Many people experience it when their sleep schedule is disrupted, no matter the reason. Those with shift work sleep disorder may be at increased risk.