Does Hypothyroidism Cause Headaches?
Hypothyroidism (underactive thyroid gland) can cause severe headaches. How it causes headaches is unclear, but nearly one-third of hypothyroid patients report frequent headaches. Magnesium supplementation and levothyroxine may both help reduce the frequency and severity of hypothyroidism-related headaches. At least 5% of American adults have hypothyroidism (probably many more undiagnosed), while more than 50% of…
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