2023年10月13日 · A heart arrhythmia (uh-RITH-me-uh) is an irregular heartbeat. A heart arrhythmia occurs when the electrical signals that tell the heart to beat don't work properly. The heart may beat too fast or too slow.

2023年10月13日 · Heart arrhythmia treatment is usually only needed if the irregular heartbeat causes significant symptoms or puts you at risk of more-serious heart problems. Treatment for heart arrhythmias may include medicines, special actions called vagal maneuvers, procedures or …

2021年9月21日 · Atrial fibrillation, an irregular heartbeat that can increase the risk of stroke and heart failure, is common with severe COVID-19, Dr. Behr says. A subgroup will suffer ventricular arrhythmias , and those are more immediately life-threatening, he adds.

2024年3月8日 · 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 also increases the risk of stroke, heart failure and other heart-related complications.

2022年3月11日 · Heart palpitations (pal-pih-TAY-shuns) are feelings of having a fast-beating, fluttering or pounding heart. Stress, exercise, medication or, rarely, a medical condition can trigger them. Although heart palpitations can be worrisome, they're usually harmless.

2025年3月4日 · An implantable loop recorder can see changes in the heartbeat that other heart-recording devices may miss. For example, it may find irregular heartbeats that are brief or that only happen once in a while.

2024年3月7日 · Supraventricular tachycardia (SVT) is a type of irregular heartbeat, also called an arrhythmia. It's a very fast or erratic heartbeat that affects the heart's upper chambers. SVT also is called paroxysmal supraventricular tachycardia.

2021年12月7日 · A heart arrhythmia is an irregular heartbeat. It occurs when the electrical signals that tell the heart when to beat and pump blood aren't functioning properly. Some heart arrhythmias can be harmless and just bothersome, while others can be life-threatening. In this Mayo Clinic Minute, learn more about the red flags to watch out for.

2024年10月5日 · Atrioventricular nodal reentry tachycardia (AVNRT) is a type of irregular heartbeat, also called an arrhythmia. It is the most common type of supraventricular tachycardia (SVT). People with AVNRT have a very fast heartbeat that often starts and ends suddenly.

2025年2月10日 · You might have what is known as an SVT, or supra-ventricular tachycardia. This means 'above the ventricle extraordinarily high heart rate.' The two smaller pumps high on the heart, the two 'atria', are beating at two or three times the the rate, or faster, than the large ventricles below them. This is abnormal. SVTs are common as we age.