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SUPER SCIENCE

Why are we sleepy on rainy days?

作者:TEENS
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为什么一到下雨天就犯困?

Our bodies make more melatonin (褪黑素) on rainy days than on sunny days. Melatonin helps us sleep more easily. Also, wet air on rainy days helps us relax. Don’t forget the sound of the raindrops (雨滴). It makes us sleepy, too.

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