these causes are much rarer by comparison. A lump under the chin may appear as a boil or ...Practice Good Oral Hygiene. The best thing you can do to improve your dental health is to brush your teeth at least two times per day. This cuts down on bacteria and plaque but it doesn't hurt at all. I last had a check up at the dentist in march and everything was fine. any idea what this can be as I'm quite worried about it.Since he was a baby there has been a large lump on his upper gum. At first
