Vitamin D Deficiency Affects Genes for Cancer, Autoimmune Disorders

A study has linked vitamin D deficiency with an increased risk for cancer and autoimmune diseases, such as rheumatoid arthritis MS, and lupus. Researchers found, through mapping vitamin D receptor binding throughout the human genome, that vitamin D deficiency is a major environmental factor in increasing the risk of developing these disorders.

1 Billion People Worldwide Do Not Get Enough Vitamin D
And 70 percent of children and adults in the US are vitamin D deficient. The cause of deficiency is a combination of not enough sun exposure, and a diet low in vitamin D.