
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. …
Understanding Arrhythmia: Causes, Symptoms, and Treatment Options - WebMD
2023年10月4日 · What Is an Arrhythmia? An arrhythmia (pronounced as “ uh-RITH-me-uh”) is an irregular heartbeat. This means your heart is out of its usual rhythm. About 1.5%-5% of people …
Abnormal Heart Rhythms: Types, Causes, Diagnosis, Treatment - Healthline
2023年1月18日 · An abnormal heart rhythm is when your heart beats too fast, too slow, or irregularly. It’s also called an arrhythmia. Your heart contains a complex system of valves, …
Heart Rhythms: What's Normal Versus Cause for Concern?
Our heart rate adapts to our body’s need for energy throughout the day, whether it’s for walking up the stairs or a bout of strenuous exercise. These tempo changes based on physical activity …
Abnormal Heart Rhythm: Causes, Symptoms, and Treatment
2024年9月12日 · An abnormal heart rhythm, or arrhythmia (also referred to as an irregular heartbeat), is a condition in which your heart beats too fast (at more than 100 beats per …
Arrhythmia: Symptoms & Treatment - Cleveland Clinic
Arrhythmias range from harmless to serious, with symptoms and without. There are many options to treat arrhythmias, but some don’t need them. The prognosis varies greatly depending on the …
What is an Arrhythmia? - American Heart Association
2024年9月24日 · The American Heart Association explains that arrhythmia refers to any problem in the rate and/or rhythm of a person’s heartbeat, such as atrial fibrillation, bradycardia, …
Arrhythmia - American Heart Association
The term “arrhythmia” refers to any problem in the rate and/or rhythm of a person’s heartbeat. During an arrhythmia, changes in heart tissue and activity, or in the heart’s electrical impulses, …
What is an Arrhythmia? An arrhythmia is an abnormal heart rhythm. It may feel like fluttering or a brief pause. Some people may feel nothing at all. It could be so brief that it doesn’t change …
What determines the rhythm of your heart? - HowStuffWorks
To understand what sets the beat of your heart, and why that rhythm is so important, it's first helpful to understand what exactly a heartbeat is and what it does. A "beat" is a contraction of …
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