Health Tip: What's Behind Your Sore Throat?

(HealthDay News) -- A sore throat has a litany of possible causes, including an allergy, air pollution, dry air or exposure to tobacco smoke.

The culprit also may be a virus, notably the common cold.

The U.S. Centers for Disease Control and Prevention says signs that a virus may be behind your sore throat include:

-- Diana Kohnle

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Which illness is known as a viral upper respiratory tract infection? See Answer

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