First, to prevent food poisoning, we must first pay attention to personal hygiene, so as to take a bath, wash clothes, cut nails, have a haircut, change sheets and cover quilts frequently. Keep the classroom environment clean and hygienic, and form a good habit of washing hands before and after meals and not overeating. Secondly, don't eat "six noes", cold food, unclean fruits and vegetables, spoiled food, meals without high temperature treatment, raw water and snacks with "three noes". Then we should pay attention to identifying the quality of food from the food label, and choosing safe food is the first level to control "disease from mouth to mouth".

1, know the characteristics of food poisoning. Short incubation period: usually a few minutes to several hours after eating. Gastrointestinal symptoms: diarrhea, abdominal pain, some accompanied by vomiting and fever.

2. Improve self-help awareness. If the above symptoms appear, you should doubt whether you have food poisoning, go to the hospital in time and report to the teacher.

3. Prevent food poisoning. Develop good hygiene habits, especially washing hands with sterile soap and hand sanitizer before meals. Do not eat raw and unclean food, do not eat spoiled leftovers, eat less, and do not eat cold drinks.

Second, it is the high incidence of intestinal infectious diseases in autumn and winter. Students should unify their understanding, improve their understanding, pay attention to food hygiene, and beware of "illness from the mouth." Prevention methods of intestinal infectious diseases;

1, do a good job in food hygiene, beware of diseases from mouth to mouth, do: wash your hands, eat fruits after washing and peeling, cook food, especially fish, shrimp, shellfish and other aquatic products, thoroughly cook them before eating, and don't drink raw water.

2, pay attention to personal hygiene, wash your hands before and after meals, wash your hands frequently.

3, do a good job in environmental sanitation, garbage should be cleaned up on time.

4. Cooked food exposed to the air must be a good medium to prevent the spread of diseases.

Don't eat in restaurants with poor sanitary conditions, don't patronize street food stalls, especially don't eat "three noes" snacks.

6. If you have the above symptoms, especially severe diarrhea and vomiting, you must go to a regular hospital. By publicizing and popularizing food safety knowledge to all primary school students and their parents, their food safety knowledge level will be improved and a good fashion of safe consumption will be established.