Why Are My Gums Swollen?
Reviewed by Brian Choi, DMDGeneral Dentist at Bailey Family Dental in Whittier, CAUpdated: June 2026Swollen gums can happen when the gum tissue is irritated, inflamed, or reacting to plaque, tartar, food trapping, dental work, or infection. Some swelling is mild and temporary, while swelling that keeps coming back may point to a dental or gum…