If you are concerned about your score, talk to your doctor about lowering your risk for a heart attack. Quitting smoking may be the most important step you can take to reduce your risk of heart disease. According to the World Health Organization, the risk of coronary artery disease decreases by 50% in the first year after quitting. To learn more, see the topic Quitting Tobacco Use.

Adapted from the U.S. National Cholesterol Education Program's "Risk Assessment Tool." Available online: http://hin.nhlbi.nih.gov/atpiii/calculator.asp?usertype=pub.