For adults, a typical level of vitamin D in the blood is 20 nanograms per milliliter (ng/ml) or above. Levels of 12 ng/ml are too low and levels of 50 ng/ml are too high. High or low levels may affect ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. But there are a few lingering ...

VDR and 1α-hydroxylase knockout mice have hypertension with myocardial hypertrophy and increased activity of the renin–angiotensin–aldosterone system The molecular effects of VDR activation indicate ...

June 7, 2011 (Boston, Massachusetts) — The Endocrine Society today unveiled a Clinical Practice Guideline on the evaluation, treatment, and prevention of vitamin D deficiency, with an emphasis on the ...