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.
Atrial septal defect (ASD) - Symptoms and causes - Mayo Clinic
Jan 23, 2024 · An atrial septal defect (ASD) is a hole between the heart's upper chambers. The heart problem is present at birth. It is a type of congenital heart defect.
Atrial flutter - Symptoms and causes - Mayo Clinic
Aug 29, 2024 · A person can have both atrial flutter and AFib. Atrial flutter may not cause symptoms. But some people may have a pounding, rapid heartbeat and chest pain. Fainting or …
Atrial tachycardia - Symptoms and causes - Mayo Clinic
During an atrial tachycardia episode, the heart beats more than 100 times a minute. Then it returns to a heart rate of around 60 to 80 beats a minute. An episode may start slowly, or it …
When atrial fibrillation (AFib) ablation timing impacts AFib …
Jun 18, 2025 · The atria can remodel as a response to atrial fibrillation. This makes patients more prone to AFib, and harder to get patients out of this rhythm and keep them in normal sinus …
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 …
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.
Atrial flutter - Diagnosis and treatment - Mayo Clinic
Aug 29, 2024 · Living with atrial flutter? Connect with others like you for support and answers to your questions in the Heart Rhythm Conditions support group on Mayo Clinic Connect, a …
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.