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lohborn t1_iy3tt4o wrote

Reply to comment by smart_guy007 in Eli5 why we feel sleepy after eating food by T0xicalGr33k

Research is a little mixed, but it looks like the brain specifically doesn't get less oxygen during digestion. Your brain does coordinate signals telling you to slow down though.

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smart_guy007 t1_iy3tz7w wrote

I have read that we feel sleepy when our brain doesn't get oxygen.

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lohborn t1_iy3w6t6 wrote

That's not the only reason we feel sleepy though.

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