ObjectiveTo evaluate the prevalence of vitamin D deficiency and predictors for low vitamin D
status in Korean adolescents living between latitudes 33° and 39° N. DesignA descriptive …

ObjectiveWe aimed to assess the prevalence and associated factors of vitamin D deficiency
in healthy adolescents and to determine parent–adolescent association in vitamin D status …

Inadequate vitamin D status is highly prevalent in the Korean population, especially among
young adults. Nonetheless, correlates of suboptimal vitamin D levels in young adults are not …

Recent studies suggest that vitamin D insufficiency or deficiency is not only a problem of
older generations anymore but also an important health concern among younger …

Context: Vitamin D status in the Korean population has not been adequately determined.
Objective: To investigate the vitamin D status and the prevalence of vitamin D insufficiency in …

Background The objective of this study was to assess the serum 25-hydroxyvitamin D
(25OHD) status and evaluate the associated factors in a Korean pediatric population aged 0 …

Vitamin D deficiency (VDD) is becoming an epidemic and thereby a global health problem.
Further, VDD adversely affects calcium metabolism and skeletal health, and is associated …

Background: Several locally published reports indicate a high prevalence of vitamin D
deficiency among adolescents in China, but no systematic population-based survey has …

Although there is evidence of the biological mechanisms by which obesity may induce
vitamin D insufficiency or deficiency, limited epidemiological studies have been conducted …

Purpose: Vitamin D deficiency is a global health problem that is associated with increased
risks of major diseases. This study investigated the status of 25-hydroxyvitamin D [25 (OH) …