Heart arrhythmia - Symptoms and causes - Mayo Clinic
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.
Heart arrhythmia - Diagnosis and treatment - Mayo Clinic
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 …
Atrial fibrillation - Symptoms and causes - Mayo Clinic
2024年3月8日 · A fast, pounding heartbeat could be due to AFib, a type of heart rhythm problem. Know the warning signs and when treatment is needed.
Ventricular tachycardia - Symptoms and causes - Mayo Clinic
2024年3月6日 · Ventricular tachycardia is a type of irregular heartbeat, called an arrhythmia. It starts in the lower chambers of the heart, called the ventricles. This condition also may be called V-tach or VT. A healthy heart typically beats about 60 to 100 times a minute at rest.
Tachycardia - Symptoms and causes - Mayo Clinic
2023年12月15日 · Tachycardia (tak-ih-KAHR-dee-uh) is the medical term for a heart rate over 100 beats a minute. Many types of irregular heart rhythms, called arrhythmias, can cause tachycardia. A fast heart rate isn't always a concern. For instance, the heart rate usually rises during exercise or as a response to stress.
Heart palpitations - Symptoms & causes - Mayo Clinic
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.
Supraventricular tachycardia - Symptoms and causes - Mayo Clinic
2024年3月7日 · The main symptom of supraventricular tachycardia (SVT) is a very fast heartbeat that may last for a few minutes to a few days. The heart beats 100 or more times a minute. Usually during SVT, the heart beats 150 to 220 times a …
Cardioversion - Mayo Clinic
2024年6月28日 · Cardioversion is done to correct a heartbeat that's too fast or irregular. You may need this treatment if you have a heart rhythm disorder such as: Atrial fibrillation (AFib). Atrial flutter. There are two main types of cardioversion. Electric cardioversion uses a machine and sensors to deliver quick, low-energy shocks to the chest. This type ...
Atrial tachycardia - Diagnosis and treatment - Mayo Clinic
This type of fast heartbeat may occur after heart surgery or during pregnancy. But infections may trigger it too. Learn how it's diagnosed and treated.
Know your numbers: What is your heart rate?
2024年2月21日 · Your resting heart rate is when the heart is pumping the lowest amount of blood you need because you're not exercising. If you're sitting or lying down ― and you're calm, relaxed and aren't sick ― your heart rate is typically between 60 and 100 beats per minute.