Atrophic gastritis after eating a meal for a while hungry to consider the cause of the disease itself; life diet and other reasons can also be caused, such as irregular diet, eating too little, etc.; such as the combination of diabetes mellitus, hyperthyroidism and other diseases, can also lead to the above symptoms. 1. The cause of the disease itself: atrophic gastritis will have different degrees of digestive and peristaltic function abnormalities, resulting in decreased appetite and food intake, which leads to hunger pangs. 2. Dietary reasons: irregular diet, too little food, too much exercise, etc., can lead to faster digestion of food, resulting in hunger pangs. 3. Other diseases: such as diabetes mellitus, hyperthyroidism and other diseases, which can lead to accelerated basal metabolism, resulting in hunger. If patients with atrophic gastritis combine the above symptoms, it is recommended to consult a doctor to clarify the specific cause and follow the doctor’s instructions to standardize the treatment.