On the 9th, a number of students who claimed to be Jilin Institute of Commerce and industry reported that they had nausea, vomiting, diarrhea and other discomfort in the past two days after eating in the school canteen, suspecting that there was something wrong with the food hygiene of the canteen.
Data show that norovirus, also known as Norwalk viruses (NV), is a virus belonging to the genus norovirus (NV) in human Caliciviridae (HuCV). It is a group of virus particles with similar morphology and slightly different antigenicity.
Norovirus infectious diarrhea is prevalent all over the world, and can be infected all year round. The infected objects are mainly adults and school-age children, with high incidence in cold season.
Experts say the virus usually does not cause severe illness or death, and most people will slowly recover two or three days after symptoms appear.
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