Cold or a sinus infection you can’t seem to shake? It might have to do with a problem with your teeth! Dec 19, 2013It’s that time of year again… along with the cold weather comes, well…colds. Stuffy noses, sore throats, headaches, coughing – you know the drill. ‘Tis the season. But did you know that an infection or abscess in your back teeth can...