People with vitamin D deficiency are at greater risk of becoming depressed, and those with depression are more likely to be ...

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.

Winter can feel like a natural time to slow down, but when profound fatigue, bone pain, and persistent low mood set in, it ...

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