Superstar Cameron Diaz joins Dr. Oz to discuss her new body book and the details of her physical transformation. Plus, how healthy are you really? Dr. Oz has a quiz that every woman should take!

We've all been there — we get a cramp in our stomach, maybe with some nausea or constipation. It's easy to think it may just be indigestion. But what if it's something more serious like diverticulitis? That's a condition of inflammation or infection in one or more small pouches that can form in your digestive tract. Here's how to tell the difference between the pain and how to know when you should see a doctor.