dr. mike siegel who is the author of the inner pulse, unlocking the secret code to sickness and health. >> and dr. david samadi is here. great to see both of you. >> great to see you. >> we're ready to learn. >> we start with something that's really important. this has to do with a new warning about a disease that many of us rarely worry about. that's measles. you have it when you were a kid? measles have been practically eradicated in the country, but they say this year, new pockets are creating some concern. dr. siegel, measles are back? why, and what can we do about it. >> measles is a virus. the thing we need to know is that it's a wildly contagious virus. we talk about flu on the show a lot. to give you an idea, if someone in your house has the flu, there's a 1 in 4 chance you're going to get it. if someone in your house has measles, there's a 94% chance you'll get it. it starts with runny nose, high fever, red eyes, and then a few days later, this red, red rash on the upper part of the body and then it spreads. the centers for disease control told me measles is a perfect example how