Heart disease and heart attacks tend to run in families. So you may be at a higher risk if your father or your brother was diagnosed with heart disease before age 55 or if your mother or your sister was diagnosed before age 65.¹

This information is for educational use only, and is not a substitute for prompt professional medical advice. Readers should always consult a physician or other professional for advice and treatment. ©BMJ Publishing Group Limited 2008. All rights reserved.