Are headaches the same as migraines? Can a migraine cause a vision problem? Can a vision problem cause a migraine? Are headaches a symptom of an eye disease? So many questions!

The distinction between a headache and a migraine can be a little murky. Headache is an umbrella term referring to a number of disorders involving pain in the head, face, or upper neck area. A migraine is a painful primary headache disorder.
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