dr. andrew weil, well known book writer and lecturer, so -- and dean ornish and that, who is now going to say, i now know where they are coming from? >> i think a lot of people view dr. weil and dr. ornish as sort of fringe doctors who advocate for alternative medicine. i think that is an unfair view point. first of all, i think they are both incredibly smart and incredibly passionate about fixing the health care system, and they both strongly believe that we need to move away from this system to a much more preventative-based health care system. dr. weil is dedicating himself to education. dr. ornish has used science to show that lifestyle can actually reverse heart disease. it is amazing what he's done recently. he also has shown that you can shorten your telemeres. when you are stressed, they get lessened. when you don't eat well and don't exercise, they get lessened. when you shorten your telemeres, you are more suceptible to disease. what he has shown is if you increase your lifestyle, if you exercise more, eat right, destress, you can lengthen your telemeres and protect yourself aga

dr. andrew wile, university of arizona, very well known book writer and dean ornish in this, what message is that? who is going to say, ah, i now know where they're coming from? >> i think a lot of people view dr. wile and dr. ornish sort of as fringe doctors who advocate for alternative medicine. i think that's an unfair viewpoint. i think first they're both incredibly smart, incredibly passionate about fixing our health care system. and they both strongly strongly believe that we need to move away from this system to a much more preventive-based health care system. you know, dr. wile himself is dedicating himself to education and through education you can really change the culture of medicine. dr. ornish has really used science to show that lifestyle can actually reverse heart disease. i mean, it's amazing what he has done recently. he's shown that you can shorten your -- tell meers are the ends of your chromosomes. and when you're stressed your telemeers get lessened. when you don't eat we will when you don't exercise they get lessened. and you're much more if you increas your lifestyl

dr. dean ornish using food as preventive message. can't miss insights on making a mild lifestyle change can make a huge impact on your life. and then bill shore, founder of a non-profit that works tirelessly to end hunger in the united states. joining bill, a national partner in the program. we'll discuss discussions to hunger here. and then raj patel. some call raj the rock star of social justice writing. we'll begin with dr. dean ornish ornish. doctor, it's great to have you on the show. thank you for coming on. two-thirds of americans are overweight or obese. half of us are on diets. close to 50 million people struggle other the year to get adequate nourishment. what do you of this reality, this polarity when it comes to hunger and disease. >> one out of five people go to bed hungry here tonight even here in the bay area that is oh affluent. there are problems of over nutrition and under nutrition. and it's not just how much we eat but what we are eating. we found the average person who goes through our program loses 18 pounds on