
Reasons You May Have Red or Swollen Gums
One morning you’re brushing your teeth and notice red or swollen gums. This can happen for a few reasons, including mouth irritation, brushing your teeth too hard, or a specific allergy. Another culprit could be gingivitis or periodontal disease (gum disease).
Gingivitis is a prerequisite to gum disease, and the symptoms can be very subtle in the early stages. As gingivitis ...