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

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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

9 Answers

Anonymous 0 Comments

First, read this. https://www.oecd.org/education/ceri/neuromyth4.htm

Second. Almost nothing. there is a period (about a week) of withdrawal where the person is more irritable, tired, and harder to concentrate.

Anonymous 0 Comments

I get withdrawal headaches, but it takes a day or so before that happens.

And we all use 100% of our brains. That 10% thing is BS.

Anonymous 0 Comments

I got headaches, became very irritated and actually threw up. And I drink about 1-2 cups a day.
I’m pretty sensitive to anything that supposedly bad for you though

Anonymous 0 Comments

When you’re caffeine dependent, your body builds many adenosine receptors (receptors that make you feel tired when certain molecules are attached to them). Coffee basically blocks these receptors, and that’s why your body builds more. When you stop consuming coffee, nothing blocks the receptors, so you feel extra tired now because you have too many of them.

Anonymous 0 Comments

Part of what caffeine does is widen your blood vessels (which is why it is used in Excedrin as a headache reliever). So when you stop using it, the vessels constrict which is why you’ll get a withdrawal headache.

Anonymous 0 Comments

I gave up coffee three days ago for health reasons. All I’ve noticed is I’m 90% more pissed

Anonymous 0 Comments

As a migraine sufferer I can get migraines if I don’t get my coffee.
Caffeine can also cure or lessen migraines.

Anonymous 0 Comments

I’m finding this out right now: you get headaches, you’re very sleepy, somewhat irritable and not very hungry.

Anonymous 0 Comments

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.