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Low vitamin D levels are associated with a range of neurovascular diseases, but little data are available on the association between vitamin D levels and headaches. This retrospective, cross-sectional study showed that low serum vitamin D levels were associated with a higher risk of frequent headaches in middle-aged/elderly Finnish men.
Financial Disclosure: Integrative Medicine Alert’s executive editor David Kiefer, MD; peer reviewer Suhani Bora, MD; AHC Media executive editor Leslie Coplin; editor Jonathan Springston; and editorial group manager Terrey L. Hatcher report no financial relationships relevant to this field of study.