Is it constricted blood flow? I understand sinus headaches are due to air pressure but like migraines and just standard headaches I don’t get what they are and google doesn’t tell me
Not being snarky, but if anyone could actually eli5, they would probably win an x prize. But if you’re curious, the book migraine by Oliver Sacks is excellent at contextualizing just how complicated (and misunderstood) migraines and headaches are.
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