A numb chin is generally a sign of a disorder within the nerves of the face. It may point to numb chin syndrome, which causes a numb chin, lips, teeth, or gums. The causes of numb chin vary widely.

A cleft chin refers to a chin with a Y-shaped dimple in the middle. It’s usually a genetic trait. Depending on your preference, you may consider cleft chins a sign of beauty or not. You can both add ...