The American Heart Association is a national voluntary health agency whose mission is: "Building healthier lives, free of cardiovascular diseases and stroke."
MedlinePlus will direct you to information to help answer health questions. It brings together authoritative information from NLM, the National Institutes of Health (NIH), and other government agencies and health-related organizations.
Non-profit site with tips on foods, vitamins, heart disease prevention and heart health. Why heart disease; how to prevent.