'We live in a sleep sick nation, according to Dr. William C. Dement MD, a prominent sleep researcher. Dr. Dement calls this phenomena a “hidden epidemic.” According to the National Sleep Foundation’s Sleep in America Poll, 75% the sleep cycles of Americans are out of whack, and they experience difficulty getting to sleep and staying asleep, and , feel groggy in the daytime.
The reported nightly hours of sleep in this survey averaged just under 7 hours for weeknights, and 7 1/2 hours on weekend nights, an amount not too far from what is considered normal. So these symptoms of inadequate sleep despite the hours of sleep claimed is cause for concern.'
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