Why do we feel sleepy, tired, and feel like we need to sleep more when we wake up? (Like, is there a special chemical in the brain that causes that?).
Are there any ways to wake up without feeling such things?
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Sign up to join this communityWhy do we feel sleepy, tired, and feel like we need to sleep more when we wake up? (Like, is there a special chemical in the brain that causes that?).
Are there any ways to wake up without feeling such things?