Drinking tea should also pay attention to the method, inappropriate method of drinking tea not only can not play a role in the prevention of disease, too instead will be harmful to the human body. Therefore, to drink tea to prevent disease, you must be consistent, drink every day, drink 3 to 5 cups a day, in order to achieve the desired effect. Drinking tea is best to avoid meal times, tea contains tannic acid, this substance will prevent the gastrointestinal absorption of iron, which in turn affects the health of the body, may suffer from anemia. The caffeine contained in tea can stimulate the central nervous system, so excessive consumption of strong tea will make people irritable and have faster heartbeat, frequent urination and insomnia, etc. In addition, caffeine can also cause calcium loss in human bones, so long-term consumption of strong tea will cause osteoporosis. We know that esophageal cancer is different from other tumors, not because of poor appetite, but because of difficulty in swallowing and inability to eat, causing the consumption of the organism, so we should try to eat more diet that can enter the esophagus. It should be nutritious, with fine and soft meals that can be easily digested and absorbed. Build up confidence, people who have confidence can make the immune activity enhanced and inhibit the growth of cancer cells. After esophageal cancer surgery, there will be chest and stomach discomfort of all kinds, such as panic, chest tightness, etc. Therefore, there should not be too many meals each time, and it is appropriate to have a small amount of multiple meals. Because of the anastomosis, patients are prone to reflux symptoms after eating, so it is better to move a little after eating, and then rest in bed after 30 minutes, so that the food in the stomach can be partially discharged to reduce reflux. Green tea is not suitable for everyone, because green tea is cool, if your spleen and stomach Yang Qi is not enough, or cold, usually have cold hands and feet, fear of cold, easy diarrhea and other symptoms, drinking green tea will aggravate your symptoms, so then the warm black tea or oolong tea is more suitable for you.