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Q.

When do norovirus symptoms appear?

Related Topics: Norovirus
 

Answers From Experts & Organizations (1)

1,216 Answers
19,165 Helpful Votes
60 Followers
A.

Symptoms of norovirus illness usually begin about 24 to 48 hours after ingestion of the virus, but they can appear as early as 12 hours after exposure.

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