Why Your Sunblock May Not Be Working

by Rachael Ray Show Staff 9:00 AM, June 30, 2016

Aired June 30, 2016

Sun damage is accumulative, and while your tan may look pretty, it’s still sun damage. Over time, “you end up affecting your DNA. That’s what causes cancer,” says Dr. Ian Smith. He explains what ingredients your sunscreen should have in the video above.