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.

Click here to watch Part 2.

Click here to watch Part 3.

Animation produced by Visible Productions Inc.

Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.