The best way to fight cancer is to focus on prevention. Dr. Oz shows you the 5 hidden cancer risks for women over 40. Learn the clues to look for and how to lower your risk. Click here for the cancer prevention quiz and see how well you're cancer-proofing your life.

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Click here to watch Part 3.

Animation produced by Visible Productions Inc.

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.