If you imagine your jawbone like a mountain shape, a tooth abscess leaves a shark-bite hole in the side of the bony mountain, which, if you have ever lost a tooth, you can feel as a dip in the gum.

Large cavities that develop in teeth can ... feels like a dull ache, tightness or soreness in the jaw, temples or even behind the eyes. "It can be on one or both sides and may feel worse in ...