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Dec 15, 2016 ... The American Heart Association explains tachycardia as a heartbeat that's too fast, a heart rate of more than 100 beats per minute (BPM) in ...


Jan 11, 2017 ... When your heart is beating too fast, it may not pump blood effectively to the rest of your body. This can deprive your organs and tissues of ...


Jul 9, 2015 ... Palpitations make you feel like your heart is beating too hard or too fast, skipping a beat, or fluttering. You may notice heart palpitations in your ...


If you have tachycardia, your heart beats very fast, at least more than 100 beats per minute. This can cause dizziness, lightheadedness, or a fluttering in the ...


When do you need to worry about a fast heart rate? Dr. Daniel Schneider discusses how it depends on the cause of your elevated HR, and possibly your age.


Tachycardia is a fast heart rate — more than 100 beats per minute — that can either start in the heart's lower chambers (ventricles) or upper chambers (atria).


Mar 8, 2017 ... A heart palpitation is the sensation that your heart has skipped a beat or added an extra beat. It may feel like your heart is racing, pounding, ...


Jul 6, 2016 ... The defective impulses may cause the heart to beat too slowly or too fast, or to beat in a disorganized and chaotic manner. Some of these ...


The symptoms of a rapid heartbeat are: Skipping a beat. Beating out of rhythm. Palpitations Fast heart beat or racing heartbeat. Shortness of breath. Chest pain