Why Does My Toothache. Once the pulp is irritated, infected, or inflamed, it affects the surrounding teeth, nerves, gums, tissues, and even bones. Pulpitis comes in two kinds, however. 🦷Why Do My Teeth Hurt? Major Causes Of Dental Pain [🔥 Updated] from dentalprove.com When a nerve dies, a few things occur. Repetitive motions, such as …