How Long Is a Cold or Flu Contagious? Center

Viruses cause the common cold and the flu. Early symptoms and signs for a cold and the flu are similar, however, flu symptoms are typically more severe than cold symptoms. Cold and flu viruses are transmitted typically via coughing or sneezing. Read more: How Long Is a Cold or Flu Contagious? Article


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Medically Reviewed by a Doctor on 12/11/2019

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