Which Bug Is It?

There’s no cure for the common cold or seasonal influenza. Both are caused by viruses, so antibiotics won’t help. Bad news when you’re sniffly, achy, and overall miserable. More than 200 viruses cause a cold, but fewer cause the flu. Which bug is bearing down on you?

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Medically Reviewed By: Haines, Cynthia MD

Last Annual Review Date: Oct. 9, 2012

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If you have the flu, you are contagious one day before symptoms appear and up to five days after.