Land and water stress is a condition that occurs when a person moves away from his or her original place of residence and develops symptoms similar to gastrointestinal disorders. The patient should be advised to consult a doctor in time to solve the problem under the specific guidance of the doctor. There are many ways to solve the problem, all of which can be effective, and there is no such thing as “the most effective”. When there is a problem with water and soil, it can be improved by paying attention to hygiene and medication. Pay attention to the hygiene and disinfection of the living environment, to avoid the presence of mosquitoes, insects and mites, as well as dust, mold and other substances in the environment lead to skin allergic reactions. Paying attention to dietary hygiene can effectively avoid gastrointestinal reactions, such as nausea, vomiting, abdominal pain, diarrhea, etc., caused by unclean ingredients or poor water quality. Pay attention to hand hygiene, don’t eat raw or cold food, and don’t drink unsterilized water. When diarrhea or vomiting occurs, you can give gastrointestinal antidiarrheal drugs under the guidance of a physician, such as omeprazole enteric-coated capsules, montmorillonite powder and so on.