1 What is Norovirus? Norovirus, also known as Norovirus, is a virus particle found in 1972. It can cause non-bacterial acute gastroenteritis with rapid onset, rapid spread and wide coverage.

When is the high incidence of Norovirus? Norovirus can be prevalent all year round, but the high incidence period of Norovirus is from June 5438+00 to March of the following year, and people of all ages can be infected.

3 where is norovirus easy to break out? Most of them occur in schools, kindergartens, hospitals, nursing homes, factories, large cruise ships and other crowded places.

4 What are the transmission routes of Norovirus? 1. Eating or drinking food or water contaminated by norovirus;

2, contact with norovirus contaminated objects or surfaces, and then touch the mouth with your hands;

3, contact with the patient's vomit or feces, contact with the virus spray when the patient vomits;

4, spread through droplets with viruses in the air.