Sleep is known to have amazing health benefits, but how much sleep is too much? The answer isn't that simple, says Dr. Chris Winter, a neurologist and sleep medicine specialist, who tells Fox News: "That's a question that's kind of impossible to answer."

Difficulty sleeping or insomnia has become one of the common problems in the world, as many people face the problem of sleep deprivation at night, regardless of how tired they are throughout the day.