Vitamin D Deficient – Vitamin D is essential in many of your body’s functions, especially your skeletal system because it supports bone growth and promotes muscle health. In this special report you will learn why Vitamin D is essential, the causes of Vitamin D deficiency – as well as symptoms you should look out for – and what you can do to make sure you are getting enough. Topics covered: Why You Need Vitamin D Causes of Vitamin D Deficiency Symptoms of Vitamin D Deficiency How a Deficiency Affects You Foods that Contain Vitamin D How Much Do You Need? Diagnosis and Treatment