Arrhythmias

An arrhythmia is an abnormal heartbeat or perceived by the patient as an abnormality, different from normal normal heartbeat. The rhythmic succession of the heartbeats in a resting adult oscillates between 60 and 100 beats per minute, so when these beats are increased sensibly it is spoken of sinus tachycardia, whereas if the beats are slowed, Is treated with sinus bradycardia.