We’ve all heard that so-called “ultraprocessed” foods aren’t great for us—but why? It turns out scientists are still trying to figure that out. Dr. Sanjay Gupta sits down with his friend and colleague, CNN’s Meg Tirrell, to talk about her recent visit to the National Institutes of Health, where researchers are studying the effects of these foods in ways that could shape future food policy and change how we shop.  Learn more about your ad choices. Visit <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a>

What People Should Know About Measles

All over the world, there are people who are living extraordinary lives, full of happiness and health – and with hardly any heart disease, cancer or diabetes. Dr. Sanjay Gupta has been on a decades-long mission to understand how they do it, and how we can all learn from them. Scientists now believe we can even reverse the symptoms of Alzheimer’s dementia, and in fact grow sharper and more resilient as we age. Sanjay is a dad – of three teenage daughters, he is a doctor - who operates on the brain, and he is a reporter with more than two decades of experience - who travels the earth to uncover and bring you the secrets of the happiest and healthiest people on the planet – so that you too, can Chase Life.