Why can your body have a “sleep debt” but not a “sleep surplus”?

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Why does my 15 hours of sleep on the weekend not counteract the 4 hours I get on a weeknight?

In: Biology

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Anonymous 0 Comments

Since its winter and I am thinking about snow, another ELI5 comparison is how we get rid of the snow.

If we don’t plow or anything the snow can build up to many feet high, but we can’t plow in advance. The road can only be clear at best, but snow can keep building up.

Sleep is the body doing a kind of maintenance, it can only get the body to a clear and ready state.

The harmful effects of staying awake can keep building up until it’s cleared properly.

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