Jack Frost is nipping at many of us with his chilly temps, and we're fighting back by turning up the heat. It keeps us warm, but completely dries out the air we breathe, so we end up with dry skin, ...

Add Yahoo as a preferred source to see more of our stories on Google. Dry air can exacerbate sinus congestion, coughing, flakey skin, itchy eyes and snoring — and even affect the well-being of plants ...