An implantable cardioverter defibrillator is an electronic device that constantly monitors your heart rhythm. This often life-saving device sends energy to the heart muscle when a very fast, abnormal rhythm is detected.
Patients with a heart arrhythmia, or abnormal heart rhythm, can often benefit from a minimally invasive treatment called an ablation—which is a high-tech way to correct an issue with your heart’s electrical system.
Atrial fibrillation, also called AFib, is the most common irregular heart rhythm. Our heart is powered by a complex electrical system, and sometimes it misfires – which causes a fast, chaotic rhythm that can be alarming. Learn more.
Each day we take for granted that our hearts will continue efficiently beating oxygen-rich blood to our organs. But a slow or rapid heartbeat—called bradycardia and tachycardia—can cause serious functional problems.
If your thyroid gland is underactive — a condition called hypothyroidism — your body produces too little thyroid hormone. Even when you’re on the right dose of thyroid hormone for your weight, you may be getting more than your body needs.
Could the secret to surviving a heart attack be as simple as coughing? Lately, social media has circulated this misleading and dangerous idea. Don't take this myth to heart! Learn the facts behind why it's so wrong.
Jay Wiener completed two cross-country ski marathons within two months of a mitral valve repair at Cleveland Clinic. His inspirational story gives others confidence in a complete recovery.
Before you reach for an energy drink, decide whether increased blood pressure and a prolonged QT interval (an abnormal heart rhythm) is the buzz you’re after.
Cardiovascular disease, the leading cause of death in the US, is not something that should be taken lightly. Cleveland Clinic’s Richard Krasuski, MD, highlights five symptoms you shouldn’t ignore.