Abdominal distension, nausea, what's going on?

Symptoms of abdominal distension and nausea appear in the body, which may be caused by the influence of gastrointestinal function, such as common chronic gastritis and gastric ulcer. Secondly, it has a certain relationship with the food eaten. When the body catches cold, eating too much cold and gas-producing food will also cause symptoms of abdominal distension and nausea.