Yes, norovirus is very contagious. A person with norovirus is most contagious when they have symptoms and for a few days after they have recovered. If you get norovirus, you can shed billions of virus particles in your faeces or vomit. It only takes a few viral particles to make others sick.
1. Qld Health Norovirus Fact sheet. April 2018. http://conditions.health.qld.gov.au/HealthCondition/condition/14/217/484/Norovirus (Accessed May 2022
2. Centers for Disease Control and Prevention. About Norovirus. https://www.cdc.gov/norovirus/about/index.html (Accessed May 2022)
MAT-AU-2201641 Date of preparation May 2022
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