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Why do you get a fever when you have the flu?

ANSWER

A fever kills the virus by making your body hotter than normal. That also helps germ-killing proteins in your blood get where they need to be more quickly. So if you run a slight fever for a day or two, you could get well faster.

SOURCES:

American Lung Association: "Cold and Flu Guidelines: Myths and Facts."

Mayo Clinic: "Influenza (Flu)."

FDA: "The Flu."

Reviewed by Jennifer Robinson on August 28, 2019

SOURCES:

American Lung Association: "Cold and Flu Guidelines: Myths and Facts."

Mayo Clinic: "Influenza (Flu)."

FDA: "The Flu."

Reviewed by Jennifer Robinson on August 28, 2019

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Why do you get a cough when you have the flu?

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