Vitamin D supplementation can prevent and cure nutritional rickets in infants and children.
Preclinical and observational data suggest that the vitamin D endocrine system has a wide …

Introduction: All epidemiological studies suggest that vitamin D deficiency is prevalent
among the Polish general population. Since vitamin D deficiency was shown to be among …

Osteoporosis is the most common metabolic bone disease in the USA and the world. It is a
subclinical condition until complicated by fracture (s). These fractures place an enormous …

Background Vitamin D supplements are widely recommended for bone health in the general
population, but data on whether they prevent fractures have been inconsistent. Methods In …

Studies on vitamin/hormone D deficiency have received a vast amount of attention in recent
years, particularly concerning recommendations, guidelines, and treatments. Moreover …

The etiology of endemic rickets was discovered a century ago. Vitamin D is the precursor of
25-hydroxyvitamin D and other metabolites, including 1, 25 (OH) 2D, the ligand for the …

Vitamin D deficiency (serum 25-hydroxyvitamin D (25 (OH) D)< 50 nmol/L or 20 ng/mL) is
common in Europe and the Middle East. It occurs in< 20% of the population in Northern …

Importance Vitamin D and calcium supplements are recommended for the prevention of
fracture, but previous randomized clinical trials (RCTs) have reported conflicting results, with …

Background The effects of vitamin D on fractures, falls, and bone mineral density are
uncertain, particularly for high vitamin D doses. We aimed to determine the effect of vitamin …

Importance Few studies have assessed the effects of daily vitamin D doses at or above the
tolerable upper intake level for 12 months or greater, yet 3% of US adults report vitamin D …