Taming a killer.  Heart attacks aren't nearly as deadly as they used to be.
D015438:Health Behavior; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D015994:Incidence; D009203:Myocardial Infarction / Q000453:epidemiology* / Q000517:prevention & control*; D011159:Population Surveillance; D012307:Risk Factors; D013997:Time Factors; D014481:United States