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A resting heart rate that is too fast – above 100 beats per minute in adults – is called tachycardia, and a resting heart rate that is too slow – below 60 beats per minute – is called bradycardia. [2] Some types of arrhythmias have no symptoms. [1] Symptoms, when present, may include palpitations or feeling a pause between heartbeats. [1]
Tachycardia, also called tachyarrhythmia, is a heart rate that exceeds the normal resting rate. [1] In general, a resting heart rate over 100 beats per minute is accepted as tachycardia in adults. [ 1 ]
Palpitations occur when a person becomes aware of their heartbeat. The heartbeat may feel hard, fast, or uneven in their chest. [1] [2] Symptoms include a very fast or irregular heartbeat. Palpitations are a sensory symptom. [1] They are often described as a skipped beat, a rapid flutter, or a pounding in the chest or neck. [1] [2]
The most common symptoms of POTS are rapid heart rate within 10 minutes of standing or sitting up, lightheadedness and fainting, fatigue, brain fog, nausea, and shortness of breath.
A slower-than-normal heartbeat. Atrial fibrillation (A-fib). An irregular and often very fast heart rate. Premature ventricular contraction (PVC). When the bottom chambers of your heart beat too ...
Officially known as atrial fibrillation, it’s considered the most common type of an irregular heartbeat, which could lead to heart failure. Irregular heartbeat linked to working too many hours ...
Cardiac arrhythmia, also known as "cardiac dysrhythmia" or "irregular heartbeat", is a group of conditions in which the heartbeat is too fast, too slow, or irregular in its rhythm. A heart rate that is too fast – above 100 beats per minute in adults – is called tachycardia.
Sinus tachycardia is a sinus rhythm of the heart, with an increased rate of electrical discharge from the sinoatrial node, resulting in a tachycardia, a heart rate that is higher than the upper limit of normal (90-100 beats per minute for adult humans).