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 d...Show more
A simple question about your filtered water leads to some surprising truths about fluoride. Then: what to eat to keep your brain sharp—Dr. Sanjay Gupta shares the best foods for your memory. Learn more about your ad choices. Visit podcastchoices.com/adchoices
