Norovirus is a highly contagious virus that causes vomiting, diarrhea, nausea, stomach pain, low-grade fever, and muscle pain. 1 2 3 It is spread through contaminated food and water, close contact with an infected person, and contaminated surfaces. 4 3 To prevent norovirus infection, it is important to wash hands thoroughly with soap and water for at least 20 seconds, especially after using the toilet or changing a diaper and before preparing food and eating or drinking. 3 In some cases, norovirus infection can be severe and lead to dehydration and even death. 3

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Summary Norovirus infection can cause severe vomiting and diarrhea that start suddenly. Noroviruses are highly contagious. They commonly spread through food or water that is contaminated during preparation or through contaminated surfaces. Noroviruses can also spread through close contact with a person who has norovirus infection.
Norovirus infection - Symptoms and causes - Mayo Clinic

Norovirus infection is characterized by nausea, vomiting, watery diarrhea, abdominal pain, and in some cases, loss of taste. A person usually develops symptoms of gastroenteritis 12 to 48 hours after…
Norovirus - Wikipedia

Summary Norovirus is thought to be the most common cause of acute gastroenteritis ( diarrhea and vomiting illness) around the world. It spreads easily through food and drink and can have a big impact on people's health.
Norovirus (Winter Vomiting Bug): Symptoms, Treatment, Prevention - WebMD

Summary Norovirus is a common and very contagious virus. It causes nausea, vomiting and diarrhea. Your symptoms may be similar to the stomach flu, but they have a different cause. Norovirus spreads easily through close contact or on contaminated food or surfaces.
Norovirus: Symptoms, Causes & Treatment - Cleveland Clinic

Norovirus can be found in your vomit or feces (poop) even before you start feeling sick. The virus can also stay in your feces for two weeks or more after…
Preventing Norovirus | CDC

What is norovirus ? Norovirus is a stomach and intestinal virus that’s very contagious. It passes easily through direct or indirect contact with an infected person. It can spread quickly in...
Norovirus: Symptoms, Treatment, Prevention, and More - Healthline

Norovirus infection is usually diagnosed based on your symptoms, but noroviruses can be identified from a stool sample. If you have a weakened immune system or have other medical conditions,…
Norovirus infection - Diagnosis and treatment - Mayo Clinic

Noroviruses are common and highly contagious gastrointestinal viruses. They spread through contaminated surfaces, food or water, or contact with infected individuals. Norovirus can cause diarrhea, vomiting, nausea, and stomach cramps.…
Norovirus: Symptoms, Causes, and Treatment - Verywell Health

Norovirus is the most common bug spread through food. People can get sick after they eat at restaurants where cooks or servers don’t wash their hands before they touch your…
Norovirus: How to Prevent and Treat the Stomach Bug - WebMD