Vitamin D is known to be a key regulator of bone metabolism and is associated with muscle
strength. Vitamin D deficiency is widely prevalent worldwide. In adults, vitamin D deficiency …

Methods: A cross-sectional prospective study was conducted in healthy Jewish children
aged 1.5–6 years at five primary care pediatric clinics in the Jerusalem area during the …

Background: Vitamin D deficiency is a chronic condition which contributes to general ill
health and seems to be re-emerging in our catchment area since funding of vitamin D …

Ob jec ti ve: Vitamin D deficiency is an important health problem in both developed and
developing countries. Recent reports on the extraskeletal effects of vitamin D have led to …

Background: Vitamin D deficiency is common among children and adolescents and can be
affected by several factors such as puberty and obesity. Objective: The aim of this study was …

Vitamin D deficiency has been linked to several chronic diseases in adults. Studies focusing
on children and adolescents, however, are limited. In this randomized cross-sectional study …

Background It is known that obesity is associated with vitamin D deficiency and
observational studies have shown vitamin D deficiency to be linked with the development of …

Aim (1) To explore the adherence of recommendations of vitamin D supplementation to
children aged 0–4 years.(2) To compare serum levels of vitamin D in children and …

Results: Results showed 19.8%(95% confidence interval (CI): 16.4–23.3%) deficiency (< 12
ng/ml) and 56.5%(95% CI: 52.0–61.0%) insufficiency (< 20 ng/ml). In adjusted models …

Vitamin D research suggests it has a role in disorders other than bone metabolism.
Objective: To update the information on vitamin D deficiency (VDD) in pediatric clinical …