The incidence of myocardial infarction in the elderly has not been definitively calculated, but studies have shown that the incidence of myocardial infarction in the United States is about 70% for men and 22% for women in the 35-84 age group. Cardiovascular report data in China show no clear values, but the incidence of acute myocardial infarction is increasing, and the mortality rate is also on the rise, so it is important to do a good job of prevention. For drugs that can prevent the occurrence of myocardial infarction, they must be taken on time. The most basic drugs include bye aspirin, atorvastatin, etc. Such drugs must be taken for life. At the same time, patients also need regular medical checkups, for example, patients with high-risk factors for myocardial infarction, it is best to visit the hospital every six months to a year to check the relevant laboratory indicators.