Our bodies go through natural cycles of being awake and asleep on a daily basis. During sleep, our brains undergo a series of sleep stages that allow them to consolidate memories from the day and restore itself. There are generally two main types of sleep - Rapid Eye Movement (REM) sleep and non-REM sleep. Non-REM sleep is further broken down into three stages - stages 1, 2, and 3. Stages 3 and...
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