Vitamin D levels can be measured with a blood test. This test can indicate whether you have adequate levels, are at risk of a ...

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 ...

Testing vitamin D levels in the blood is not prohibited, but including it in routine blood tests is not medically justified, the Health Insurance Fund says.

Lauren Silva, a freelance writer in New York City, believes in feeling good in your body and making that experience accessible to everyone across generations. The proof is in her ever-piling browser ...