Symptoms usually develop between 12 to 48 hours after a person is exposed to norovirus. It is also possible for someone to never show symptoms of the virus but still be contagious. The most common ...
∎ Common symptoms: Diarrhea, vomiting, nausea, and stomach pain. ∎ Other symptoms: Fever, headache, and body aches. Dehydration may also occur in young children and older adults due to ...