Heart attack rates peaked in the United States in 1968. In this era, it was not unusual for a man under age 60 to die from sudden cardiac arrest.  A debate raged in the 1960s as to which dietary factors were responsible for the epidemic of coronary artery blockage. One side claimed saturated fat to be a factor because it raised blood cholesterol. They pointed to studies showing that vegetable fat sources such as corn would therefore reduce heart attack risk. These vegetable sources of oil contain high amounts of omega-6 fats. Excessive consumption of omega-6s can create chronic inflammatory reactions. […]