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drinking caffeine can cause headaches.

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in General Factchecking by Newbie (440 points)
Caffeine can cause headaches. Caffeine also is something that relieves headaches, which is why it is in a lot of pain medication. the caffeine helps to reduce inflammation, and in headaches the caffeine narrows the blood vessels, which decreases pain. even the withdrawl of caffeine causes headaches because when you stop drinking caffeine after a while, your blood vessels then start to expand again, causing the headache.
https://www.webmd.com/migraines-headaches/triggers-caffeine
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by Newbie (410 points)
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You make a great point about caffeine both causing and relieving headaches, but it’s important to note that its effect can vary. Caffeine constricts blood vessels, which helps relieve headaches, especially for migraines, which is why it's in many pain medications. However, for regular caffeine drinkers, it can also trigger headaches if consumed in excess. The withdrawal headaches are caused by blood vessels expanding as the body adjusts to the lack of caffeine. The relationship between caffeine and headaches is different for everyone; some people find relief from small amounts, while others may get headaches from it. It would be helpful to explore how much caffeine is too much, especially for people with chronic headaches.
by Newbie (350 points)
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Have you heard of this happening to anyone you know or have your own experiences with it?
by (190 points)
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Is this something that has personally happened to you, or is it just something that you have read online?
by Newbie (270 points)
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The article provides accurate and comprehensive information on the relationship between caffeine and headaches. It effectively balances the discussion of caffeine's benefits and risks, though some claims (like the exact percentage increase in pain relief efficacy) might benefit from more precise sourcing.
by Newbie (330 points)
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The explanation you provided of the claim was excellent as well as your use of the information provided from the source. After reading the article, everything you said lined up with the claim made in the article. Great Job!

31 Answers

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ago by Newbie (300 points)
Long-term consumption of caffeine in migraine patients triggers a cascade of physiological processes that can result in three different clinical situations: worsening of the original headache, headaches associated with caffeine withdrawal (e.g., weekend migraine attacks) and headaches caused by overuse of painkillers containing caffeine. Caffeine can both relieve and trigger migraine attacks. Habitual caffeine consumption is associated with migraine and the development of chronic daily headaches

https://pmc.ncbi.nlm.nih.gov/articles/PMC10385675/#sec3-nutrients-15-03170
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