نتایج جستجو برای: vitamin d defi ciency
تعداد نتایج: 641351 فیلتر نتایج به سال:
introduction: vitamin d has an important role in maintaining human health. the main source of vitamin d production is skin exposure to sunlight. accordingly with the spread of apartment life culture, growth of industrial cities and the increase of air pollution; vitamin d deficiency and its implications is an important factor in the appearance of debilitating diseases in different age categorie...
Vitamin D deficiency is one of the major health problems that is unexpectedly prevalent in Iran. The ultraviolet (UV) rays of the sunlight are the most important source of vitamin D in humans. In contrast, environmental factors are one of the reasons for decrease in UV transmission to the earth which results in the reduction of vitamin D absorption. Since the role of environmental factors has b...
Background: Pemphigus vulgaris (PV) is a rare autoimmune blistering disease of the skin and mucous membranes. Because vitamin D deficiency is associated with many immune disorders, we compared the levels of vitamin D between PV patients and healthy controls. Methods: Vitamin D level of 20 patients with PV was compared with 20 healthy individuals matched for age, gender, hours spent in the sun, ...
Background: Vitamin D deficiency is associated with impaired insulin secretion, glucose intolerance and type 2 diabetes. This study was conducted to investigate the effects of supplementation with 50,000 IU vitamin D on improving serum vitamin D levels and insulin resistance in vitamin D insufficient or deficient type 2 diabetic patients. Methods: In this double blind randomized clinical tria...
2060 www.thelancet.com Vol 380 December 15/22/29, 2012 The Global Burden of Disease Study 2010 (GBD 2010) estimates provide important new insights. Alongside estimates of health burden attributable to 291 diseases and injuries, Stephen Lim and colleagues estimate the health burden associated with 67 risk factors, organised into a hierarchy of clusters. So as to distinguish real changes in globa...
Background and Aim: Vitamin D is provided through dietary intake or synthesis in the skin by ultraviolet ray from sunlight. Vitamin D has a significant role in calcium homeostasis and cellular growth and facilitating normal immune system function. High prevalence of vitamin D deficiency is a particularly important public health in Iran. to The present study aimed at describing the prevalence of...
Background and purpose: Many researches have pointed a key role for vitamin D in the body’s immune system. Low level of vitamin D is associated with progression to AIDS. In this study, the serum level of vitamin D in HIV infected patients was studied and compared with a control group. Material and methods: In this cross-sectional study the levels of vitamin D were evaluated in 35 HIV infect...
Introduction: Vitamin D deficiency (VDD) causes same diseases such as osteoporosis, osteomalacia, and fractures, and also it is shown that Vitamin D deficiency could lead to some cardiovascular disease, diabetes and many types of cancer. Therefore, this study aimed to determine the frequency of vitamin D deficiency among referring to laboratories in Eyvan city during 2015 and 2016. Methods: ...
conclusions the vitamin d levels of children aged more than 2 years are lower than those of children aged less than 2 years. thus, prescribing vitamin d-containing supplements in children older than 2 years may be beneficial. results the final study consisted of 286 children, 140 males and 146 females, with a mean age of 4.46 ± 2.82 yr. of these, 218 (76.22%) children, with a mean age of 5.09 ±...
multiple sclerosis (ms) is a complex neurological disease and its prevalence is about 2 million in the world. neuroinflammation plays a key role in ms. vitamins are essential nutrients that have effective role on immune system including activation of lymphocyte and differentiation of t-helper cell. vitamin d is a micronutrient that is effective on immune function. deficiently of vitamin d is a ...
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