You feel run down, have a low-grade fever, post-nasal drip, and a sore
throat. Common cold or sinus infection?
Put on your detective hat. A cold can actually morph into a sinus infection.
But there are some classic symptoms for each illness that can help distinguish
between the two.
Although a cold and a sinus infection do have a few overlapping symptoms,
there are good indicators of each. Let’s take the common cold first.