Sometimes it is difficult to tell whether you have
influenza or some other viral illness. Many other
respiratory viruses, including common cold viruses (rhinoviruses), may mimic
the symptoms of a minor case of the flu.
Conditions that people mistake for the flu include:
Questions & Answers about the 2009–2010 Flu Season
What sort of flu season is expected this year?
Flu seasons are unpredictable in a number of ways, including the timing of
the beginning, severity, and length of the flu season.
This flu season (2009-2010), there are more uncertainties than usual because
of the emergence of a new 2009 H1N1
influenza virus (previously called "novel H1N1" or "swine flu") that has
caused the first influenza pandemic (global outbreak of disease) in more than
Viral infections such as a cold or flu tend to cause widespread
symptoms, such as fever, body aches, a headache, and a sore throat. Bacterial
infections tend to have specific symptoms involving only one system, such as a
fever and sore throat only.
The flu makes you feel much worse than the common cold. Symptoms
often include fever and cough within the first 48 hours of the illness.
Primary Medical Reviewer
E. Gregory Thompson, MD - Internal Medicine
Specialist Medical Reviewer
Christine Hahn, MD - Epidemiology
July 8, 2010
WebMD Medical Reference from Healthwise
July 08, 2010
This information is not intended to replace the advice of a doctor.
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