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Print | YORK REGION>Services>Public Health and Safety>Infectious Diseases |
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Influenza |
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Influenza (commonly known as "the flu") is a serious, acute respiratory infection that is caused by a virus. People who get influenza have a cough, fever, chills, sore throat, headache, muscle aches and fatigue. Illness due to influenza usually lasts from three to five days but can last longer. For more information about the York Region Seasonal Flu Program, please click here.
