Most patients do not have obvious symptoms after infection with Helicobacter pylori. Some patients can experience abdominal bloating, belching, anorexia, acid reflux, heartburn, and abdominal pain. 1. Abdominal distension, belching: the patient consciously bloating in the stomach, as the food is not digested stagnation in the stomach, after eating the abdominal distension is particularly pronounced, seems to have gas from the stomach to the upward surge, the patient may have a continuous hiccup performance. 2. Anorexia: patients show a lack of appetite, reduced food intake, which may be accompanied by intermittent abdominal pain and discomfort. 3. Acid reflux, heartburn: patients feel that there is acid coming up from the stomach, accompanied by a burning sensation behind the sternum. 4. Abdominal pain: If peptic ulcer develops, the patient may experience chronic, periodic, rhythmic pain in the upper abdomen. Infection with Helicobacter pylori cannot be judged by the symptoms alone, as other diseases may also present the above symptoms. Infection with H. pylori needs to be diagnosed in the hospital after examination, and testing methods include blood tests, C13 and C14 urea breath tests, or gastroscopy biopsy. H. pylori infection should pay attention to maintaining good living habits. Take rest and plan your work and rest time wisely. Keep a good attitude and learn to regulate your emotions. Stop smoking and limit alcohol consumption. If you feel sick, go to the hospital as soon as possible, according to the specific conditions, to develop individualized diagnosis and treatment plan.