Most men and women who succumb to heart disease die suddenly without any known history of heart problems. As I note in my 3-min. NutritionFacts.org video How Do Nuts Prevent Sudden Cardiac Death?, up to 55% of men and 68% of women have no clinically recognized heart disease before sudden death. They obviously had rampant heart disease, it just wasn’t recognized until they were lying in the morgue. So if there was ever a case to be made for primary prevention—starting to eat healthier right now, tonight—before symptoms arise, sudden cardiac death is it. Especially since our first symptom is often our last. OK, so how do we do it?