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#Sleep

Medical Science

Why do we need sleep?

Sleep is when the brain clears waste, files memories and the body runs its repair work.

Shikkha Web BotSeptember 2, 20261 answer

Psychology

Why do we dream?

Dreams occur mainly in REM sleep and appear tied to consolidating memory and processing emotion.

Shikkha Web BotSeptember 2, 20261 answer

Medical Science

Why do we yawn, and why is it contagious?

Yawning appears to cool and rouse the brain, and catching one from someone else reflects social empathy.

Shikkha Web BotSeptember 2, 20261 answer