Ginkgo biloba has been used for centuries for its memory-enhancing powers. Recently, it's been added to teas and energy drinks to help improve your concentration. But does it really work? And is it safe? Dr. Oz shares his thoughts.

View Part 2 of Ginkgo Biloba: Helpful or Harmful?


Learn more about the dangers of ginkgo biloba.

Is Your Stomach Cramp Actually Diverticulitis?

It may not just be indigestion.

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.