From lifestyle to bristle type, there are a number of reasons why your gums might feel sore or swollen while brushing your teeth. Common causes include: Brushing Incorrectly As dental professionals, we encourage brushing twice a day, but to reap the benefits of good oral hygiene it needs to be done correctly. This means using a toothbrush with soft, nylon bristles and brushing gently with circular motions, instead of back-and-forth. Gum Disease Swollen, red, or ...
