What happens if you stop sleeping for 3 days? In this video, we break down the terrifying effects of sleep deprivation on your brain and body—day by day. From poor focus and mood swings on Day 1 to memory problems, dizziness, and even hallucinations by Day 3, sleep loss can seriously damage how your body functions. Watch till the end to see why sleep is one of the most important things for your survival.
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