7. For teeth cleaning and examination, visit your dentist regularly. Swollen gums are usually a sign of more serious dental conditions such as plaque buildup, germs or teeth decay. For this reason, if your gums are constantly swollen, make an appointment with a dentist. The underlying cause of the swelling, the general state of the teeth and gums will be revealed by an examination. Even if you are not experiencing any problems, you should visit your dentist at least twice a year.