Palpitations (rapid heartbeat, often accompanied by panic) after breakfast are usually caused by myocardial ischemia. Because there will be a large amount of blood into the gastrointestinal tract to enhance peristalsis to help digestion, which leads to a certain degree of myocardial ischemia occurs, myocardial ischemia will make the heartbeat lose its inherent regularity, resulting in the symptoms of palpitations. Palpitations after eating usually do not need to worry too much, to be digested can be gradually recovered, if necessary, you can go to the hospital to improve the relevant examination to clarify the diagnosis. In addition, if there is coronary heart disease or cardiac insufficiency and other diseases, due to the reduction of blood supply to the heart, may induce myocardial ischemia, aggravate the burden on the heart, the patient will also feel palpitations. If palpitations occur after breakfast, it is necessary to consult a doctor in time to clarify the cause of the disease.