Do you have the power to prevent Alzheimer’s disease? Dr. Oz discusses a controversial new book that says yes. Learn how you can control certain genes by simply changing what you eat. Then, it’s the new superfood to boost your immunity: seaweed!Editor's note: The Eucerin giveaway has ended. Please try again next time!

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.

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