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Bookmark or Share- Heart palpitations - Symptoms & causes - Mayo ClinicHeart 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.
- Heart attack - Symptoms & causes - Mayo ClinicA heart attack may be caused by a complete or partial blockage of a heart (coronary) artery. One way to classify heart attacks is whether an electrocardiogram (ECG or EKG) shows some specific changes (ST elevation) that require emergency invasive treatment.
- Supraventricular tachycardia - Symptoms and causes - Mayo ClinicSVT is a heart rhythm disorder that causes a very fast or erratic heartbeat. The heart may beat more than 150 times a minute. Know the symptoms and when it's treated.
- Heart arrhythmia - Symptoms and causes - Mayo ClinicA 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. Or the pattern of the heartbeat may be inconsistent. A heart arrhythmia may feel like a fluttering, pounding or racing heartbeat.
- Heart disease - Symptoms and causes - Mayo ClinicHeart disease describes a range of conditions that affect the heart. Heart disease includes: Blood vessel disease, such as coronary artery disease. Irregular heartbeats, called arrhythmias. Heart conditions that you're born with, called congenital heart defects. Disease of the heart muscle. Heart valve disease.
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