Learn how vitamin D benefits your body, and how to know if you're getting enough of this key nutrient or if you need more from sun exposure, your diet, or supplements.

While celebrated for bone health and mood, excessive Vitamin D, particularly from supplements, can harm kidneys. This ...

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

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