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woman sleeping wearing black biostrap wristband

Magic facts about sleep

Why sleep is so important for human health and wellbeing Sleep is a naturally recurring state of mind and body, characterized by altered consciousness, relatively inhibited sensory activity, reduced muscle activity and inhibition of nearly all voluntary muscles during rapid eye movement (REM) sleep, and reduced interactions with surroundings. Human sleep needs vary by age and amongst individuals; sleep is considered to be adequate when […]