>> genetics, family history. >> are you male, do you smoke, do you have diabetes, are you obese? these are the things, smoking probably being the biggest. these are the things they're focusing on now. i still say it's got to be a doctor and a patient. and something we have emphasized on the show, and i know david is going to get into this, too. what are we doing first? you may be add risk. let me explain that a little. what do i mean by risk? we know that statin drugs retard plaques in the coronary arteries. if you have heart disease, they're going to prevent you from having a second heart attack. people at risk are forming the plaques. they just don't know it yet. the first way to address it is to improve your diet, get the blood pressure down, lose weight. you do all those things and you're not successful, then i'm thinking statdens. >> that's great, what you bring up, and maybe you can address that as well, dr. samadi, is that the history that a doctor