Background: Vitamin D is a fat–soluble vitamin highly important for skeletal health. Its
deficiency is very common and a worldwide metabolic disorder. Objective: To study the …

Background: The prevalence of vitamin D deficiency and its causative factors has been
estimated more frequently in elder population, women, and patients with osteoporosis in …

Introduction: To determine the levels of vitamin D deficiency in a selected population of
Islamabad, Pakistan. Place and Duration: The study conducted at the Islamabad Diagnostic …

Background Vitamin D plays an important role in diverse physiological functions in addition
to its role in bone health. Vitamin D deficiency is very common in elderly people, but there …

Research demonstrate that vitamin D deficiency is significantly associated with bone
diseases (eg, osteoporosis), muscle cramps, back pain, heart diseases, diabetes mellitus …

Background: Vitamin D has different biological actions in the body. Vitamin D has the
pleiotropic effects in multiple organ systems, and Vitamin D deficiency (VDD) was suggested …

Objective: To determine the prevalence of hypovitaminosis D and its predictors in healthy
adult Pakistanis. This study was conducted at various hospitals in Karachi from April 2007 to …

Background: In Jordan, many studies reported various rates of vitamin D deficiency and
insufficiency among different groups. This study aimed to determine the prevalence of low …

Objectives: This study aimed to determine the serum levels of 25 (OH) D3 and associated
risk factors in Duhok province, Kurdistan Region, Iraq. Methods: A cross-sectional study was …

Background: Several studies indicated that there is a high prevalence of vitamin D
deficiency in Middle East countries. Objectives: The aim of this study was to determine the …