date:Feb 27, 2019
ed for muscle contraction, also plays a key role in bone mineralization. But a wealth of research in recent decades has uncovered a host of benefits to maintaining healthy levels of the hormone-like vitamin. This is especially critical for men, who are more likely than women to be deficient in D.
Historically, humans depended on the sun to produce vitamin D from a cholesterol derivative residing in the skin. The lack of exposure to sunshine and compromised diets have brought vitamin D deficienc