Many things: Aphthous ulcer (canker sore), abscessed tooth (gum boil), burn, swollen salivary gland? Could bo so many things. This question can't be answered long distance, and the 5 most dangerous words in the english language are, "maybe it will go away." bite the bullet...Call your family dentist and ask him/her to take a look and advise you.
Answered 4/8/2013
5.2k views
Varies: If you breathe through your mouth when asleep, you may dry out your front teeth & gums. This can cause them to appear puffy or sore upon weakening. I recommend you see a periodontist promptly for an evaluation.
Answered 3/20/2020
5.2k views
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