Sanjay Gupta: ‘Silent Killer’ – Extreme Heat and Your Health

This is the latest episode of Chasing Life with Dr. Sanjay Gupta. 

This has been the hottest summer on record for nearly 100 US cities. Extreme heat isn’t just uncomfortable, it can also cause a lot of harm — even death. Dr. Sanjay Gupta talks to Dr. Gaurab Basu, a Harvard assistant professor and climate change expert about the very real effects of extreme temperatures on the human body.