On this frequently requested repeat episode, Healthy Foundation Podcast host Deanna Naylor is joined by Dr. Michael F. Holick, Ph.D., M.D., the leading authority on Vitamin D and the author of "The Vitamin D Solution" to discuss the remarkable health benefits of Vitamin D, the alarming number of people who are Vitamin D deficient, the associated risks of deficiency and how to get adequate amounts of this important vitamin.