About.com: Heart Disease/Cardiology
Collection of weekly articles about heart and coronary artery diseases and their treatment.
Eliminating Heart Disease
Lifestyle Medicine Institute
Fight Coronary Disease
Patient-oriented information about coronary disease, to prepare for meeting the physician.
GPnotebook
Chapter covering various aspects of cardiac disease.
Irish Heart Foundation: Patient Information
Provides detailed descriptions of all the major conditions, with links to further information.
MedicineNet - Heart Disease
In depth medical content on disease prevention and treatment.
Oiling of America
Hyperlinked article on the history of fats and oils in America and the scientific controversy over the association between fat consumption and heart disease.
Principal Health News - Heart Center
News, treatments, prevention tips, special reports and other resources.
WebMD - Heart disease
Information written and reviewed by WebMD doctors.