Complex Issue: Headache is the result of pain signals caused by interactions between the brain, blood vessels, and surrounding nerves. During a headache, the pain does not come from the brain contrary to what many sufferers believe. Rather, the pain comes from activated nerves surrounding the skull, blood vessels, and head muscles.
Answered 4/25/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
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