vitamin d deficiency is one of the common nutritional deficiency and it exists in both childhood and adult life. the prevalence of vitamin d deficiency is 50-90 % in the indian subcontinent. this was a cross sectional study which includes 96 apparently healthy school going children (50 male & 46 female) of age 5 to 10 years. we found that 33.33% (15 male &17 female) had vitamin d levels {25(oh)...

pth is the most important factor which control calcium homeostasis in the body in this study we tried to determine the normal range of pth and vitamin d with examining the relation between pth and bone density and vitamin d on the base of bones biological changes. our subjects were, 20 to 69 years-old men and women of tehran. serum volume of pth and vitamin d in different decades of life had si...

Background: Benign paroxysmal positional vertigo (BPPV) is linked to vitamin D deficiency. This clinical trial aimed to determine the influence of vitamin D supplementation on intensity of BPPV. Methods: The study population was selected consecutively and the diagnosis of BPPV was made by history and clinical examination and exclusion of other conditions. Intensity of BPVV was assessed based...

Vitamin D deficiency is one of the common nutritional deficiency and it exists in both childhood and adult life. The prevalence of vitamin D deficiency is 50-90 % in the Indian subcontinent. This was a cross sectional study which includes 96 apparently healthy school going children (50 Male & 46 Female) of age 5 to 10 years. We found that 33.33% (15 Male &17 Female) had vitamin D levels {25(OH)...

although there is evidence that vitamin d deficiency leads to the development of several cancers, including colorectal cancer, research has shown gaps in establishing a relationship between hypovitaminosis d and the incidence of colorectal cancer. there are controversial reports and inadequate scientific evidence about the role of age and race-specific dosage of vitamin d supplementation for ch...

abstractbackground: premenstrual syndrome (pms) is among the most unfavorable problems in women in reproductive age; however its pathophysiology is still not fully confirmed. vitamin d as an immunomodulator could prevent inflammatory state before and during menstruation.objective: the aim was to investigate whether there is any relationship between serum vitamin d levels and pms.materials and m...

conclusions the initial assumption of a relationship between vitamin d and high prevalence of seasonal affective disorder in winter was based on the high prevalence of depression on high latitudes. although some studies have shown an association between depression and vitamin d deficiency, it still cannot be indisputably concluded that augmenting the levels of vitamin d alone alleviate depressi...

Background: Generalized vitiligo is characterized by autoimmunedestruction of melanocytes, which results in patches of thedepigmented skin and the overlying hair. Vitamin D is an essentialhormone synthesized in the skin and is responsible for skinpigmentation. Low vitamin D levels have been noted in patientswith a variety of autoimmune diseases. A recent study showedthat low vitamin D levels ma...