How do you detect a cavity?

  1. Do I Have A Cavity? 6 Symptoms to Watch Out For.
  2. Bad Breath. If tooth decay is ignored, bacteria will proliferate, leading to bad breath. …
  3. Bad Taste. Gargle with mouthwash and brush your teeth and tongue to rid the bad taste in your mouth. …
  4. Tooth Pain. …
  5. Tooth Sensitivity. …
  6. Dark Spots. …
  7. Holes. …
  8. Pus.