Symptoms Of Gingivitis | Emergency Dental Service Have you noticed any changes in your gums? Gingivitis is a common gum disease that remains untreated. Gingivitis symptoms include swollen and dark red gums, bad breath, and bleeding gums when you brush your teeth. Don't wait until it's too late—visit Emergency Dental Service immediately if you feel gingivitis symptoms. Schedule an appointment at 1-888-350-1340.