If you’re reading this, you’re likely already familiar with the symptoms. Sharp shooting pains felt deep within the tooth? That’s a classic sign of sensitive teeth. The causes  So let’s get to the root of the problem: what causes sensitive teeth? Simply put, teeth become sensitive when they lose tooth enamel. Cracked enamel, a loose filling, or other kinds of damage can also cause discomfort, as can tooth decay. When the inner dentine layer of a tooth gets exposed to outside elements,…