"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Most people are aware that calcium is a vital mineral for developing and strengthening your bones and ...

Medically reviewed by Laura Iu, R.D., C.D.N. Most people are aware that calcium is a vital mineral for developing and strengthening your bones and teeth. But it’s also crucial for muscle contraction ...

Bones literally provide structure to your body. Without them, you would melt like the Wicked Witch of the West. Okay, maybe a bit dramatic, but partially true. While your muscles help you move your ...

A major clinical trial has found that vitamin D supplements do not increase bone strength or prevent bone fractures in children with vitamin D deficiency. The findings challenge widely held ...

Vitamin D appears to influence our immune health, too. Studies have found a link between low vitamin D levels and incidence ...