Panic heartbeat after meals is a symptom in itself, and this symptom may be caused by overfeeding, anemia, arrhythmia, hyperthyroidism and other reasons. 1. Eating too much: When too much food is consumed during meals, eating too much food may lead to panic heartbeat, because consuming too much food may affect the blood circulation of the heart and lungs, which in turn leads to panic heartbeat. 2. Anemia: Anemia patients are also prone to panic attacks, but this symptom is usually not related to eating. 3. Arrhythmia: the most obvious symptom of arrhythmia patients is panic heartbeat, and if the onset of arrhythmia is just after a meal, it may lead to this symptom. 4. Hyperthyroidism: Hyperthyroidism patients may have symptoms such as panic attacks after meals, fear of heat, excessive sweating, increased appetite, weight loss, and so on. In addition, other conditions can also lead to panic after meals, you should go to the hospital for examination in a timely manner, to clarify the cause of the disease, under the guidance of the doctor for appropriate treatment.