and dave samadi. here's the thing i wanted to say. the study only shows 3% effect from exercise. was looking at that and looking at that. here's to david's point. when you exercise, you actually eat less. so if i combine that elliptical or mountain bike with the "sunday housecall" mediterranean diet where you eat nuts and fish, there's a lot of good things in that diet. you have unsaturated fats rather than that cheeseburger. i think you see a big effect. cutting out smoking was the biggest. i was to switch gears for a second. what's the number one cause of death in women? >> it's heart. >> yeah, heart disease. this study was done, again n men. did you know that 24% of the time is the only amount of time that women are ever represented in studies on heart disease. it's always men. and it's really important. the nih is now giving $10 million to bolster studies in women with heart disease because women don't have the same kind of symptoms. they don't always have that crushing chest pain. they might have a little nausea, pain in their shoulder. they might have pain in their neck or