Eating healthy foods can feel hard enough. But now, new research suggests what you're eating eating might not only be changing your body but also causing negative changes to your mind. In this episode, Arnold will share what you need to know about the foods you want to limit, and how a simple change to your diet can protect your brain. You'll also learn about a new study on burger, and why the best tasting option might not be what you expect. And Arnold will end the episode by helping you understand the safety risks of melatonin.