brain" and you say, food plays a huge part in your health. >> i think it's really important to understand -- to hear what carol just said, food can prevent alzheimer's. we've really got to get our arms around the notion that this is a preventable disease. it's not a disease that we treat just the symptoms. that doesn't even work. it is preventable. that's peer-reviewed, good science that tells us, for example, that if you choose to become a diabetic by making improper dietary choices, you double your risk for that disease for which there is no treatment. you can reduce your risk by watching your blood sugar. that is done by reducing your carbohydrate intake. it's that simple. >> something you just said, i'm going to say it back to you because it's so true and people don't understand how powerful food is and the choices that they make because you said you choose to have diabetes. a lot of people just feel, oh, i just woke up one day and it just befell me. i don't think they're