Vitamin D supplements are generally in your system after 4 to 12 weeks. Learn more about the importance of consistent ...

Discover why you can still have vitamin D deficiency despite spending time in the sun and learn how to actually boost your levels effectively.

When the sun is out, your body can potentially make its own vitamin D, but it still may make sense to continue with ...

"Vitamin D acts as a hormone in the body and too much of it can lead to a number of problems." "Smaller amounts (400 IU) are recommended in the first year of life," she told Fox News Digital.

Vitamin D is essential for healthy bones, & a lack of it can lead to health problems, including cardiovascular disease. Know how to get plenty of vitamin D & treat deficiency.

It could lower the risk of major cardiovascular events overall. Here's what to know—and how to decide if a supplement is a ...

The 3 blood tests your doctor never orders but should and these overlooked lab tests could reveal critical health issues ...

Vitamin D deficiency, a widespread issue affecting billions globally, stems from insufficient sunlight exposure, diet, or ...

This vitamin D overdose shows up as higher calcium levels in the blood, or hypercalcemia. Symptoms may include digestion problems, increased u ...

Find out what you need to know about vitamin D and its impact on mental health. Discover how to prevent the effects of vitamin D deficiency on mental health.

If you work indoors, live in the north, avoid the sun, are lactose intolerant, vegan, elderly or darker skinned, chances are you may be deficient in vitamin D. It’s a common problem affecting as many ...