February 2018 Monthly, Weekly and Daily Validated Holidays, Calendar, and Observances.
When to see a doctor. Arrhythmias may cause you to feel premature or extra heartbeats, or you may feel that your heart is racing or beating too slowly. Other signs and symptoms may be related to your heart not pumping effectively due to the fast or slow heartbeat. These include shortness of breath, weakness, dizziness, lightheadedness, fainting or near fainting, and chest pain or discomfort.
When symptoms of arrhythmias, or an abnormal heart rhythm, are present, they may include: 1  Palpitations (a feeling of skipped heart beats, fluttering or flip-flops in your chest) 2  Pounding in your chest. 3  Dizziness or feeling light-headed. 4  Fainting. Shortness of breath.  Chest 1  discomfort. Weakness or fatigue (feeling very  tired)