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 …

Many studies have been published describing the vitamin D status in different populations,
most of them in individual countries. Vitamin D status is assessed by measuring 25 …

Vitamin D status and the prevalence of vitamin D deficiency and insufficiency have been
addressed in many studies covering all continents. Vitamin D deficiency, defined as a serum …

Background Evidence recommends that vitamin D might be a crucial supportive agent for
the immune system, mainly in cytokine response regulation against COVID‐19. Hence, we …

Purpose This paper visualizes the available data on vitamin D status on a global map,
examines the existing heterogeneities in vitamin D status and identifies research gaps …

Background: The Middle East and North Africa (MENA) region registers some of the highest
rates of hypovitaminosis D worldwide. Aim: We systematically reviewed the prevalence of …

Background Mood disorders in pregnancy and post-partum period are common and
considered as a public health issue. Researchers have studied the relationship between low …

Osteoporosis poses a huge challenge in developing countries due to demographic
transition and aging of the population coupled with limited availability of resources. The …

Introduction Based on the essential role of vitamin D in the regulation of calcium metabolism,
we evaluated the effects of 2000 IU vitamin D/day in late pregnancy on infant's …

There was a high prevalence of vitamin D deficiency among residents in Tianjin, China,
especially among female residents, rural young adults, and elderly individuals. This is the …