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Arrhythmias or abnormal heart rhythm occur when there is a short-circuit in the electrical impulses controlling your heartbeat. These electrical impulses are what will cause your heart to beat too rapidly, too slowly or irregularly.
There are different causes for cardiac arrhythmias, including intrinsic heart problems, endocrinological and metabolic causes. Some common triggers are exercise, stress, caffeine, alcohol, appetite suppressant and decongestants in cough and cold medicines.
Other risk factors of arrhythmias include:
