Dr. Oz investigates the controversial additive in boxed macaroni and cheese. Is it harming your kids? Plus, horse meat in the food supply? Dr. Oz weighs in if it could happen here. Learn what health risks you need to know.

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.