Seek urgent medical care for chest pain, fainting, severe shortness of breath, or a very fast or very slow heartbeat
Get evaluated by a healthcare professional to identify the type and cause of arrhythmia
Treat underlying causes such as thyroid disease, electrolyte imbalance, dehydration, infection, or heart disease
Review and adjust medications that may trigger arrhythmia
Reduce caffeine, alcohol, nicotine, and stimulant use
Manage stress and get adequate sleep
Maintain a heart-healthy diet and regular physical activity as advised by a clinician
Take prescribed medicines such as beta blockers, calcium channel blockers, antiarrhythmics, or anticoagulants as directed
Undergo electrical cardioversion if recommended
Consider catheter ablation for recurrent or specific arrhythmias
Use a pacemaker for slow heart rhythms when indicated
Use an implantable cardioverter-defibrillator for life-threatening ventricular arrhythmias when indicated
Follow up regularly with a cardiologist
Monitor pulse and symptoms as instructed
Seek immediate care if symptoms worsen or new symptoms develop