Norovirus causes inflammation of the stomach or intestines or both. This is called acute gastroenteritis.
The most common symptoms—
- throwing up
- stomach pain
- body aches
If you have norovirus illness, you can feel extremely ill and throw up or have diarrhea many times a day. This can lead to dehydration, especially in young children, older adults, and people with other illnesses.
Most people with norovirus illness get better within 1 to 3 days.
Symptoms of dehydration—
- decrease in urination
- dry mouth and throat
- feeling dizzy when standing up
Children who are dehydrated may cry with few or no tears and be unusually sleepy or fussy.
Learn more about norovirus
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