Vitamin D deficiency impacts more than 1 billion people worldwide. Vitamin D deficiency can negatively affect a child’s growth, immune response, mental health, and more, which is why proper treatment ...

Doctors use the 25-hydroxy vitamin D test to monitor your vitamin D levels. Low levels can mean you need to spend more time outdoors or adjust your diet. But it can also occur with certain medical ...

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 ...

Those who have trouble absorbing vitamin D are at risk for bone fractures, osteoporosis, and more. Having Crohn's or kidney disease and taking certain medications may inhibit vitamin D absorption. If ...

For a while vitamin D was looking like a bona fide health elixir. It was recognized a century ago as the cure for rickets, a childhood disease that causes weak and deformed bones. Then, in the early ...

Vitamin D is essential for many bodily processes, particularly the development of healthy bones. A 25-hydroxy vitamin D test can reveal whether the vitamin D levels in a person’s blood are within a ...