Facts and figures

• Around 1 in 38 people in the US have experienced a heart attack, or myocardial infarction.
  
  
• There are an estimated 1.1 million new and recurrent cases of heart attack each year.
  
  
• The average age of a person experiencing a first heart attack is 65.8 years for men and 70.4 years for women.
  
  
• In men, the risk of having a heart attack increases after age 45; in women, the risk increases after age 55.