Arrhythmias are irregularities in the heart’s rhythm, such as beating too fast, too slow, or erratically. While some are harmless, others can lead to organ damage or be life threatening. Various ...

Events like panic attacks or low blood sugar can sometimes mimic arrhythmia symptoms. Several other conditions can contribute to, occur alongside, or result from arrhythmia. An arrhythmia is the ...

An arrhythmia is an irregular heartbeat. An arrhythmia may feel like a racing heart or fluttering. It is not always serious but can sometimes indicate a potentially fatal heart problem. Arrhythmias — ...