Do You Need More Vitamin D?

Dr. Oz explains why you might not be getting enough vitamin D from sunlight and how to determine if you have a vitamin D...

Digital Exclusive: The Health Benefits of Vitamin D

Brian Dixon, PhD, the executive director of science and health education for USANA, discusses the important role of vitamin D and...

1 of 4

What'sOn TVYour Guide to This Week's Episodes

When to watch:

Edit Your Location