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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]
Ventricular tachycardia (V-tach or VT) is a cardiovascular disorder in which fast heart rate occurs in the ventricles of the heart. [3] Although a few seconds of VT may not result in permanent problems, longer periods are dangerous; and multiple episodes over a short period of time are referred to as an electrical storm.
A normal resting heart rate is 60 to 100 beats per minute. A resting heart rate of more than 100 beats per minute is defined as a tachycardia. During an episode of SVT, the heart beats about 150 to 220 times per minute. [9] Specific treatment depends on the type of SVT [5] and can include medications, medical procedures, or surgery. [5]
Other names: Supraventricular tachycardia, paroxysmal atrial tachycardia (PAT) [1] Lead II electrocardiogram strip showing PSVT with a heart rate of about 180. Specialty: Emergency medicine, cardiology: Symptoms: Palpitations, feeling lightheaded, increased heart rate, sweating, shortness of breath, chest pain [2] Usual onset: Starts and stops ...
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.
The resting heart rate in children is much faster. In athletes, however, the resting heart rate can be as slow as 40 beats per minute, and be considered normal. [citation needed] The term sinus arrhythmia [26] refers to a normal phenomenon of alternating mild acceleration and slowing of the heart rate that occurs with breathing in and out ...
A fast heart rate could be caused by stress, a fever, caffeine, or a condition like hyperthyroidism and low blood pressure. Here's when you need to a see a doc.
A heart attack requires immediate treatment to improve blood flow to your heart, relieve your symptoms, and prevent another heart attack. Some treatment options include: Some treatment options ...