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.
Increase Your Beauty: Get Enough Sleep
That advice may sound like it falls into the same category as Always tuck a tissue up in your sleeve, you never know when you'll have to blow your nose...
Stockholm > Sweden