Does aging increase vitamin D serum level in healthy postmenopausal women?

Vitamin D deficiency is the most under-diagnosed medical condition in postmenopausal women. There are few epidemiologic studies on vitamin D status of postmenopausal women in Iran. This study aimed to investigate the 25-hydroxyvitamin D levels in postmenopausal women living in Tehran, capital of Iran. In this cross sectional study, 110 women were selected… (More)