Vitamin D levels can be measured with a blood test. This test can indicate whether you have adequate levels, are at risk of a vitamin D deficiency, or have levels that are too high. Levels that are ...

There is nothing quite like enjoying some fun in the sun to provide your body with some much-needed vitamin D.

Vitamin D might help people with heart disease avoid a heart attack, if it's provided in a dose tailored to you by a doctor, ...

New research indicates that for patients with advanced skin cancer, it may be important to maintain normal vitamin D levels when receiving immunotherapy medications called immune checkpoint inhibitors ...

Maintaining normal vitamin D levels may improve the efficacy of immunotherapy in patients with advanced melanoma, a new study suggests. The finding comes from a study of 200 patients with melanoma who ...