Why do some people faint at the sight of blood, while others barely flinch? Dr. Sanjay Gupta explains the surprising science behind blood phobia. Plus, what you need to know about artificial sweeteners.
Producer: Jesse Remedios
Showrunner: Amanda Sealy
Medical Writer: Andrea Kane
Senior Producer: Dan Bloom
Technical Director: Dan Dzula
Executive Producer: Steve Lickteig Learn more about your ad choices. Visit <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a>

Living with Incurable Cancer

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.