Skipping Coffee Gives You a Headache and Here's Why, Science Says

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We don't need science to tell us that coffee is addictive. Although plenty of research shows that it's perfectly healthy to drink, you can easily become dependent on it if you indulge every day.

That doesn't mean giving it up every day is easy, however — withdrawal leads to fatigue, irritability and horrible headaches.

So why is it so challenging?

MORE: Coffee in a Cone Is the Next Biggest Food Craze

According to Food & Wine, caffeine sticks to the brain's receptors, taking the place of a neurotransmitter called adenosine. Adenosine generally keeps you calm and cool, whereas caffeine does the opposite.

Your confused brain then tries to overcompensate and generates extra adenosine. So when you quit cold turkey, you're likely to get a killer headache.

The good news is, however, if you aren't drinking more than the recommended limit of four 8-ounce cups or experiencing any side effects, there's no need to put yourself through that.


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Olivia Rowe |

Olivia hails from small town Pennsylvania and is appropriately obsessed with summer thunderstorms and wintry Christmases. She is fluent in sarcasm and television dialogue and can often be heard singing the praises of her lady heroes, Taylor Swift and Mariska Hargitay.