The principal source of vitamin D in humans is its biosynthesis in the skin through a
chemical reaction dependent on sun exposure. In lesser amounts, the vitamin can be …

Vitamin D deficiency can lead to musculoskeletal diseases such as rickets and
osteomalacia, but vitamin D supplementation may also prevent extraskeletal diseases such …

In recent years, there have been reports suggesting a high prevalence of low vitamin D
intakes and vitamin D deficiency or inadequate vitamin D status in E urope. Coupled with …

Vitamin D deficiency is a major public health problem worldwide in all age groups, even in
those residing in countries with low latitude, where it was generally assumed that UV …

Vitamin D deficiency is associated with osteoporosis and is thought to increase the risk of
cancer and CVD. Despite these numerous potential health effects, data on vitamin D status …

Vitamin D insufficiency affects almost 50% of the population worldwide. An estimated 1
billion people worldwide, across all ethnicities and age groups, have a vitamin D deficiency …

Background—Vitamin D receptors have a broad tissue distribution that includes vascular
smooth muscle, endothelium, and cardiomyocytes. A growing body of evidence suggests …

Abstract Background: The 2007–2010 NHANES provides the first US nationally
representative serum 25-hydroxyvitamin D [25 (OH) D] concentrations measured by …

Vitamin D plays a key role in skeletal and cardiovascular disorders, cancers, central nervous
system diseases, reproductive diseases, infections, and autoimmune and dermatological …

Parathyroid hormone (PTH) is only one measurable index of skeletal health, and we
reasoned that a histomorphometric analysis of iliac crest biopsies would be another and …