Vitamin D Supplements – Helpful or harmful?

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CLEVELAND, Oh -- Are you taking a vitamin D supplement? Has your doctor tested you for a vitamin D deficiency? If so, you are not alone, millions of Americans are taking the supplement thinking it can help fight fatique and depression and event prevent disease. However a recent study is questioning the value of vitamin D supplements.

Fox 8's Stefani Schaefer spoke with Cleveland Clinic cardiologist Dr. Steven Nissen about this new study and whether or not a vitamin D supplement is helpful or harmful to our health.

Click here to learn more about Dr. Steven Nissen.