When a person is in a coma they are deeply unconscious and do not experience a sleep-wake cycle. But what does being in coma ...

Add Yahoo as a preferred source to see more of our stories on Google. As soon as you start to feel it happening, it's too late—there's nothing you can do. Once that heavy, tired feeling sets in, your ...

I recently interviewed Daniel Toker, a 33-year-old neurologist at UCLA who's exploring innovative ways to cure coma. Toker was overflowing with ideas to treat disorders of consciousness, which include ...