The Science Of Sleep
Human beings spend on average one third of our lives asleep. We know we need to sleep, but most of us have never really given a whole lot of thought to why.
Why do we spend seven or eight hours a night immobile and unconscious? What really happens inside our brains and bodies while we're sleeping?
Scientists are discovering that sleep is far more critical to human health than previously believed and have linked sleep deprivation to serious problems such as diabetes, obesity and heart disease. Lesley Stahl reports.
Read Story: The Science Of Sleep
Read more: http://www.cbsnews.com/video/watch/?id=4...z1Z7HuN5QQ
Thanks for the link, Zonk... good video.
Dolla Bill wrote:
Good video! Answers some questions for me also!