Public health emergencies in schools are clustered infectious diseases (such as swine flu at present) and school food poisoning. It is generally believed that there is no school-specific public health emergency. If there is, it should be a mass hysteria of students, but it also belongs to one of the "mass unexplained diseases" in the definition.

Preventive measures:

1. Do a good job in health monitoring and management of students who return to school after the start of school. Primary and secondary schools should conscientiously implement the system of tracing and registering students' morning check-ups and reasons for absence due to illness. Colleges and universities should strengthen the duty force of fever clinics, strengthen the communication with health departments on epidemic information, and timely discover, report and treat patients with infectious diseases.

2. Do a good job in campus environmental sanitation. All kinds of schools at all levels should conduct a thorough inspection of the canteen, and thoroughly clean and disinfect the equipment, facilities and utensils of the school canteen; Remove the expired food raw materials and seasonings left over from last semester to ensure the cleanliness of the internal and external environment of the canteen. Do a good job in cleaning the indoor and outdoor environment of the school's teaching and living places, and remove the sanitary corner. Keep classrooms, dormitories, reading rooms (libraries), laboratories and other crowded places ventilated and ventilated to keep the indoor air fresh.

3. Do a good job of safe water supply in schools. Do a good job in cleaning and disinfecting water supply facilities and equipment (self-provided water sources, secondary water supply facilities, canteen reservoirs, water dispensers, etc.). Under the guidance of the local health department. Students' drinking water provided by self-provided water sources and secondary water supply facilities can only be used after passing the water quality monitoring by the local health department.

4. In combination with the entrance education, carry out a publicity and education activity focusing on the prevention of influenza, tuberculosis, chickenpox, hand, foot and mouth disease and other infectious diseases in various forms, educate students to develop good personal hygiene habits, seek medical treatment in time if they are sick, and enhance their awareness and ability of self-protection. Primary and secondary schools and child care institutions should also strengthen the publicity work for parents and obtain their support and cooperation.