Dr. Sanjay Gupta sits down with Dr. Oz for the first time ever! They reveal the secrets to a long life and what you need to know to prevent a stroke. Plus, are cellphones dangerous? The shocking brain cancer connection for women.

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.