What happens in the body when someone who is caffeine-dependent doesn’t get their coffee?

Question

Does the other 90% of the brain that we can’t use get activated?

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edit: thanks for the scientific explanations

In: Biology

Answer 1

Depends very much on the person. Could be headeaches, stomach ache, brain fog, exhaustion. Could be nothing at all.

Recently stopped drinking it – from 5-6 cups of black coffee for years to 0 and i was absolutely fine.