Is it a Cold, Flu or Norovirus?


Click here for a chart describing symptoms associated with each virus. Note that Norovirus (also called Norwalk virus) causes gastrointestinal symptoms such as nausea, vomiting and diarrhea and should not be called "the flu." The flu shot will not prevent vomiting and diarrhea.




Quick Reference

 Click here for a list of common illnesses and infections and how to prevent and treat them.