Sleep is a naturally recurring state characterized by reduced or absent consciousness, relatively suspended sensory activity, and inactivity of nearly all voluntary muscles. It is distinguished from quiet wakefulness by a decreased ability to react to stimuli, and is more easily reversible than being in hibernation or a coma.
6 Smart Reasons to Sleep In
nfortunately, one of the first things to go when we’re trying to cram more to-dos into our busy schedule is also vital to getting everything done: Sleep...
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