Not all of Dr. Oz's tips about detecting and treating shingles made it into the show. In this web exclusive, Dr. Oz discusses where and how shingles can affect the skin and how to tell if your itchy, discolored skin could be a symptom of shingles.

Click here to view more information on the virus that causes chickenpox and shingles.

You've heard of red wine and white wine but have you ever heard of blue wine? This blue version of wine is given a taste test to see how it compares to the classics.