Smart drugs promise to make you smarter, more motivated, and focused: but do they work? We test them out so you don’t have to. Plus, a mom who lost her husband to addiction speaks out on an eerie picture she posted with their children by his open casket. Why did she do it? Plus, the new easy-to-use device the size of a credit card that may save a drug abuser’s life.

Dr. Oz goes where he's never gone before. He's letting you eat fast-food and it's not what you expect. Learn which fast food meals you can eat under 500 calories while still enjoying the food you love.

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