A medical technology company that focuses on cardiac rhythm management, atrial fibrillation, cardiovascular and neuromodulation. Site includes medical animations, common questions and information about heart failure and arrhythmia.

Arrhythmia Alliance
Offers a tool kit of patient information sheets, checklists and booklets covering topics such as atrial fibrillation, cardiac resynchronization therapy, tachycardia, and physical activity and exercise advice for patients with an ICD.

Boston Scientific
A medical technology company that develops and markets implantable defibrillators, pacemakers and heart failure devices. The patient heart condition section includes sections on living with implanted devices, travel with implanted devices and atrial arrhythmias.

Heart Rhythm Society
Provides accurate and understandable information about cardiac arrhythmia disorders. Topics include how the heart works, heart rhythm disorders, symptoms and diagnosis, treatments, risk factors and prevention.

A medical technology company that develops and markets medical devices to treat cardiac diseases. Includes personal stories from patients, information on heart conditions and living with a defibrillator, pacemaker or other heart-related medical device.