Atrial premature beats are mainly characterized by palpitations, which may be accompanied by symptoms of chest tightness, fatigue, and a self-perceived feeling of stopping. Atrial premature beats, also known as atrial pre-systole, is a common clinical arrhythmia. The main manifestation is palpitations, some patients will have chest tightness, fatigue symptoms, conscious feeling of stopping, some patients may not have any symptoms. Patients with atrial premature beats are often accompanied by ECG changes. Atrial premature beats usually do not require treatment, but may be treated with beta-blockers, non-dihydropyridine calcium channel blockers, propafenone, or amiodarone when symptoms are evident. Smoking, alcohol and coffee can induce atrial premature beats and should be eliminated or reduced. Patients with atrial premature beats should pay close attention to their physical condition and consult the cardiovascular medicine department if they feel unwell.