Not all cases of a racing heartbeat are dangerous. Your heart is made up of four chambers — two upper chambers (atria) and two lower chambers (ventricles). If your doctor feels that treatment isn’t necessary, you can take these steps to decrease your chance of getting palpitations: Learn about the process of valve replacement surgery for heart disease, the types of replacement valves, the procedure, survival rate, and recovery. Stress, exercise, or even too much alcohol or caffeine can cause your heart to beat faster than normal. Atrial fibrillation is one type of arrhythmia. Everyone has a racing heart from time to time. The most effective way to prevent tachycardia is to maintain a healthy heart and reduce your risk of developing heart disease. Should I see a doctor? If you’ve asked yourself this question, then you’ve probably noticed your heart skipping a beat, fluttering, or just feeling like it’s working too hard inside your chest, neck, or throat. My heart was beating really fast, but I don’t have symptoms now. The AV node slows down the electrical signal before sending it to the ventricles. Atrial Fibrillation: Facts, Statistics, and You. Growing older or having a family history of tachycardia or other heart rhythm disorder makes you more likely to develop tachycardia. What is catheter ablation? To understand the causes of heart rate or rhythm problems such as tachycardia, it helps to understand how the heart's electrical system works. Episodes of atrial flutter may go away themselves or may require treatment. As many as six million people in the US may have atrial fibrillation. Fast heartbeats can last for seconds to hours. Crawford MH, ed. It may feel like your heart is racing, pounding, or fluttering. Ventricular tachycardia episodes may be brief and last only a couple of seconds without causing harm. Recording when your heart rate goes up can help your doctor better pinpoint what’s causing it. © 1998-2020 Mayo Foundation for Medical Education and Research (MFMER). In a normal heart rhythm, a tiny cluster of cells at the sinus node sends out an electrical signal. Usually, a diagnostic test called “ambulatory arrhythmia monitoring” can help to distinguish benign from more malignant arrhythmias. These conditions include the following: If your doctor thinks you may have one of these conditions, your doctor may give you an EKG, a chest X-ray, or an echocardiogram (echo test) to diagnose what’s wrong. Most people who have ventricular fibrillation have an underlying heart disease or have experienced serious trauma, such as being struck by lightning. Atrial fibrillation is one of several heart conditions that can cause an irregular heartbeat. If your palpitations are due to lifestyle choices such as smoking or consuming too much caffeine, cutting down or eliminating those substances may be all that you need to do. There are many heart rhythm disorders (arrhythmias) that can cause tachycardia. Tachycardia is caused by something that disrupts the normal electrical impulses that control the rate of your heart's pumping action. Such conditions include: Lifestyle changes or medical treatment for related health conditions may decrease your risk of tachycardia. Mayo Clinic is a not-for-profit organization. Should I see a doctor? These signals result in rapid, uncoordinated, weak contractions of the atria. Allscripts EPSi. A single copy of these materials may be reprinted for noncommercial personal use only. In: Current Diagnosis & Treatment: Cardiology. Mayo Clinic. In: Cardiac Electrophysiology: From Cell to Bedside. © 2005-2020 Healthline Media a Red Ventures Company. Ventricular fibrillation. Treat or eliminate risk factors that may lead to heart disease. See how we're providing safe in-person care and virtual visits, Review the latest COVID-19 resources and research advancements, Mayo Clinic College of Medicine and Science, Mayo Clinic Graduate School of Biomedical Sciences, Mayo Clinic School of Continuous Professional Development, Mayo Clinic School of Graduate Medical Education, See our safety precautions in response to COVID-19. Complications of tachycardia depend on the type of tachycardia, how fast the heart is beating, how long the rapid heart rate lasts and if you have any other heart conditions. It's important to get a prompt, accurate diagnosis and appropriate care. Many times, fast or irregular heartbeats are caused by normal life situations, like drinking too much caffeine or having anxiety. Some types of heart palpitations are harmless and resolve on their own without treatment. Book: Mayo Clinic Healthy Heart for Life! But if you notice that your heart is beating quickly a lot, you should consider seeing a cardiologist to make sure you don’t have a dangerous, undiagnosed heart condition. Accessed March 3, 2020. A number of conditions can cause a rapid heart rate and tachycardia symptoms. Sinus tachycardia: Evaluation and management. When your heart beats more than 100 times each minute, that’s considered high (called tachycardia in the medical world).

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