Michael F. Holick, PhD, MD

Michael F. Holick, MD, PhD, professor of medicine— pharmacology, physiology and biophysics and molecular medicine, emeritus chief of the section of endocrinology, diabetes and nutrition, and director of the Ehlers Danlos Clinical Research Program and of the Vitamin D, Skin and Bone Research Laboratory at Boston University Chobanian & Avedisian School of Medicine. DrMichaelHolick.org