
Can you ever have too much of a good thing? It's hard to believe there's such a thing as too much sleep, because most of us barely get enough. An average person spends about 33% of his or her life sleeping. Studies have shown that sleeping works on a principle called the Goldilocks effect which states that something must fall within limits and not reach extremes. But is oversleeping as bad for our health as sleep deprivation? And if it is, how?