Vitamin D is a fat-soluble vitamin that plays a number of critical roles in your body. This nutrient is especially important for immune system health, leaving many people wondering whether ...

Low vitamin D levels may be linked to joint pain, especially with chronic or severe deficiency. Evidence is mixed, so more research is necessary. Studies suggest vitamin D supplementation may improve ...

Everyone knows vitamin D-- it's the nutrient we get from the sun. Vitamin D is important for several bodily functions, the main ones being bone and muscle strength and immune function. Still, about 35 ...

Proposing that vitamin D is a panacea that could prevent, or even cure, a range of diseases is a sure way to start a fight in some circles. The role of vitamin D in diabetes has been investigated for ...

For adults, a level of vitamin D in the blood of 20 nanograms per milliliter (ng/mL) or above is generally considered adequate. Levels below 20 ng/mL are generally too low for adequate bone health and ...

Vitamin D plays a crucial role in bone health. FotoHelin/ Shutterstock When the days shorten and the sun sinks low in the sky, that familiar winter slump sets in. There’s a fundamental reason for this ...