In some cases, people may also have fever, headaches, chills, and body aches.
Ray said to wash your hands with warm water and soap for at least 10 seconds.
It is very directly transmissible from person [to person], especially when youre vomiting, he added.

Photo Illustration by Michela Buttignol for Verywell Health; Getty Images
Water can also become contaminated if it is not treated properly or if someone vomits directly into the source.
Drink Liquids To Recover
There are no medications or vaccines for norovirus.
Most people start feeling better after a few days, but staying hydrated is key.
Some people may find relief taking over the counter medications such as bismuth subsalicylate for nausea and diarrhea.
Norovirus is very contagious, so take precautions like proper handwashing to reduce the chance of spreading the illness.
Centers for Disease Control and Prevention.Outbreaks on cruise ships in VSP’s jurisdiction.
Centers for Disease Control and Prevention.NoroSTAT data table.
Centers for Disease Control and Prevention.About norovirus.
Centers for Disease Control and Prevention.How to prevent norovirus.
Minnesota Department of Health.Norovirus fact sheet.
Centers for Disease Control and Prevention.How norovirus spreads.