Rebecca in Austin, Texas, wonders why the terms cold sore and fever blister describe pretty much the same thing. Also, why do we say we have a cold, but we have the flu? The word flu comes from the Italian word for influence, influenza, and is a...
Rebecca in Austin, Texas, wonders why the terms cold sore and fever blister describe pretty much the same thing. Also, why do we say we have a cold, but we have the flu? The word flu comes from the Italian word for influence, influenza, and is a...
