Background and Aim: Type 2 diabetes mellitus (T2DM) and vitamin D deficiency are both too common during menopause. Since the effect of different doses of vitamin D supplements on blood sugar, insulin concentration  and insulin resistance are unknown, the present study aimed at investigating the effects of different doses of the vitamin D supplements on visceral fat, blood sugar, insulin co...

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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...

learning a second or foreign language requires the manipulation of four main skills, namely, listening, reading, speaking, and writing which lead to effective communication. it is obvious that vocabulary is an indispensible part of any communication, so without a vocabulary, no meaningful communication can take place and meaningful communication relies heavily on vocabulary. one fundamental fac...

Background: Teenage girls are one of the high-risk groups for vitamin D deficiency. This study aimed to determine the effect of an educational intervention based on the health belief model on the use of vitamin D supplements among female high school students.   Methods: In this quasi-experimental study, 140 girl high school students (n=70 in each group) in Mashhad in the academic year 2015-201...

foreign policy takes root from complicated matters. however, this issue may be more truth about armenia. although the new government of armenia is less than 20 years, people of this territory are the first ones who officially accepted christianity. in very past times, these people were a part of great emperors like iran, rome, and byzantium.armenia is regarded as a nation with a privileged hist...