Medically reviewed by Jonathan Purtell, RDN Key Takeaways Vitamin D is involved in many bodily functions and plays a vital ...

Tuna is among the many types of fish that are hearty sources of vitamin D. In fact, a serving can provide over 5% of your ...

Medically reviewed by Kira Graves, PhD Being deficient in vitamin D can increase your risk of depression.You can supplement ...

Taking too much vitamin D can cause serious side effects. Learn the signs, why you might feel weird after taking it, and when to talk to your healthcare provider.

Low levels of vitamin D seem to raise your risk of heart attack but scientists are still figuring out why—and whether ...

This winter, medical experts guide you through the latest diagnostic standards, the non-deficiency causes of fatigue, and the practical steps you can take ...

Vitamin D is an essential micronutrient that's an important part of a healthy diet. Learn what types of foods are rich in vitamin D.

A healthy diet can help women manage hormonal changes throughout different life stages, improving overall health and hormone balance.

Vitamin D is vital for immunity, brain health, strong bones, and overall well-being, but taking in too much from supplements ...

When vitamin D levels remain low for months, the body begins to function in a state of deficiency. A level below 12 ng/ml is ...

Vitamin D deficiency is very common, especially during the winter months with less sunlight. Add these foods to your diet to help.