Red meat: avoid the processed stuff.  Beef, pork and other red meats are okay for the heart, but not hot dogs, cold cuts, and other processed meat.
D000818:Animals; D003327:Coronary Disease / Q000453:epidemiology*; D003920:Diabetes Mellitus / Q000453:epidemiology*; D004032:Diet; D006801:Humans; D008460:Meat / Q000009:adverse effects*; D008461:Meat Products / Q000009:adverse effects*; D012307:Risk Factors