These respiratory infections share similar symptoms, but a few subtle differences can tip you off.

September 24, 2015

Colds, the flu, and sinus infections have such similar symptoms that it can be tough to know what truly ails you. That said, a few subtle differences can tip you off. Diagnose yourself using this chart (and if you think you may have the flu, head to the doctor right away to get a prescription for Tamiflu).

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