Vitamin D Prevents Cancer: Is It TRUE?

This is an important video.  Nearly 1/2 the adults in the United States are deficient in Vitamin D and this deficiency has been linked to cancer and other diseases.  I want you all to get educated about this, get your vitamin D levels tested, and take a Vitamin D supplement, particularly during the Winter months. Dr. Joseph Mercola, by the way, recommends adults take 5,000 units of vitamin D daily.