From the introduction: "There are many known risk factors, including blood cholesterol, physical inactivity, age, hypertension, obesity and smoking, but in roug

From the introduction: "There are many known risk factors, including blood cholesterol, physical inactivity, age, hypertension, obesity and smoking, but in roughly 15 percent of first-time cardiovascular disease events (CVD) due to atherosclerosis, none of these factors apply."