Most yellowing comes from inside the tooth, not the surface. Here is the difference between stain and dentin showing through, and what actually whitens each one.
An abscess is a pus pocket from infection at the root. It does not heal on its own, and the pain stopping is not good news. Here are the signs and the red flags.
Not every wisdom tooth needs removing. Here is what actually makes one a problem, when monitoring is the right call, and what the procedure and recovery involve.
No. Patients who have had one rate it about the same as a filling. The pain people remember is the infection that made it necessary, and the treatment is what ends it.