Gastric cancer is the most common type of malignant tumor among digestive tract tumors. It takes the third place among all kinds of tumors and the first place among digestive tract tumors. It is generally believed that it occurs in middle-aged and elderly people, but in recent years, it is not uncommon among young people, and there is a growing trend. Because of the insidious onset of gastric cancer in young people, most of them are found to have high malignancy, low differentiation, early metastasis, rapid progress and poor prognosis. What are the reasons for the low differentiation, high malignancy and early metastasis of gastric cancer in young people? Gastroscopy is the gold standard for diagnosing gastric cancer, but most young patients refuse to undergo gastroscopy because of the “alarmist talk” of the bystanders and the poor sensitivity of other diagnostic methods, which may delay the disease 3. Young people have strong tolerance ability and take medication on their own to deal with any discomfort, and then take it lightly when the symptoms do not exist; 4. Young people have strong metabolism and cancer cells proliferate rapidly, etc. How to prevent the rejuvenation of stomach cancer? 1.Changing dietary habits Modern young people work under great pressure, have irregular diet and rest, often have one full meal and one hungry meal, and have three irregular meals. 2.Keeping optimistic and cheerful temperament Research shows that cancer mostly occurs in patients who are depressed and depressed. You should actively remove negative emotions and avoid eating with negative emotions, which can easily hurt the spleen and stomach. 3. Eat more fresh food. Food that is not fresh, pickled, spicy, too cold or too hot can easily damage the stomach, so eat more fresh vegetables and fruits in daily life. 4, quit smoking and limit alcohol especially in the crowded and lively, do not easily relax; during the Spring Festival, more should be opened with a healthy posture. 5.Control weight 6.Listen to medical advice, if necessary, do not resist gastroscopy