ELi5: Where exactly does the pain from a headache originate? Is the source different for various headache types?

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Headache pain can be so diffuse or stabbing, etc. but are the nerves signaling pain actually in the brain? Also, why because I hate them very much. Thank you!

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3 Answers

Anonymous 0 Comments

No the brain has no pain or sensation receptors. Headaches are caused by the muscles on your skull and your scalp swelling up and causing pain.

Anonymous 0 Comments

Well there’s different kinds of headaches.

You have tension headaches, which feel like a tight headband and have a dull kind of ache. That can happen due to muscles around your head being fatigued or overused.

Then there’s sinus headaches which you get from your sinus infections. Those tend to get felt around the lower part of your forehead iirc.

You’ve got cluster headaches stay localized to the area around your eye.

And migraines, which afaik are not as well understood, but there’s different theories. Some people think they have something to do with your blood vessels, some people think it’s the meninges (coverings for your brain that sit under the skull), and some people it’s coming more from your brain (having issues with different ion channels causing irregular discharges).

Im typing this up at like 8am in the morning and still rubbing sleep out of my eyes but i hope it helps.

If you want to dive in more hit up this article
https://www.ncbi.nlm.nih.gov/books/NBK554510/

Anonymous 0 Comments

As a person who suffers from migraines, I can tell you that technically, migraines are not headaches. Migraine pain actually comes from inside the brain, whereas your typical headache comes from muscle tension or sinus pressure. Migraines originate in the brain. That’s why they can be so debilitating. Unfortunately, there are way too many people who are under the impression that that people who experience these are just having a bad headache, but there’s more to it than that.