Atrial fibrillation - Symptoms and causes - Mayo Clinic
Oct 3, 2025 · Atrial fibrillation (AFib) is an irregular and often very rapid heart rhythm. An irregular heart rhythm is called an arrhythmia. AFib can lead to blood clots in the heart. The condition …
Atrial fibrillation - Diagnosis and treatment - Mayo Clinic
Atrial fibrillation (AFib) may be diagnosed when a health checkup is done for another reason. To diagnose AFib, the healthcare professional examines you and listens to your heart.
Ventricular fibrillation - Symptoms & causes - Mayo Clinic
Oct 28, 2022 · During ventricular fibrillation, the lower heart chambers contract in a very rapid and uncoordinated manner. As a result, the heart doesn't pump blood to the rest of the body.
Atrial fibrillation ablation - Mayo Clinic
Apr 9, 2024 · Learn how heat or cold energy can treat an irregular heartbeat called atrial fibrillation (AFib).
Mayo Clinic Q & A: Why a fluttering heart could lead to stroke
May 29, 2025 · Atrial fibrillation is a common type of heart rhythm disorder where the heart doesn't beat efficiently. This makes the heart unable to pump enough blood out to the body with each …
Ventricular fibrillation - Diagnosis & treatment - Mayo Clinic
Oct 28, 2022 · Drugs to control the heart rhythm (anti-arrhythmics) are used for emergency or long-term treatment of ventricular fibrillation. If you're at risk of ventricular fibrillation or sudden …
When atrial fibrillation (AFib) ablation timing impacts AFib …
Jun 18, 2025 · "Recent data has suggested that early control of atrial fibrillation is associated with improved patient outcomes. While it is clear earlier is better, data informing physicians on …
Atrial fibrillation - Mayo Clinic
Atrial fibrillation (AFib) is a heart rhythm disorder. In a typical heart, a group of cells called the sinus node sends electrical signals that start each heartbeat.
Cardiac ablation for atrial fibrillation - Mayo Clinic
Nov 10, 2023 · Learn more about first line cardiac ablation treatment for atrial fibrillation from Mayo Clinic electrophysiologist Christopher V. DeSimone, M.D., Ph.D.
Atrial fibrillation care at Mayo Clinic
Oct 3, 2025 · Mayo Clinic staff in the Heart Rhythm Clinic has extensive experience and expertise in diagnosing and treating people with atrial fibrillation and other heart rhythm disorders.