Sipping ice-cold water, biting into ice cream, or even breathing in cold air… and suddenly feeling a sharp little zing in your teeth? If that sounds familiar, you’re definitely not alone :) Tooth ...

Cracked teeth can also cause cold sensitivity. Small fractures or stress lines can open slightly under pressure, allowing cold liquids to reach the dentin and pulp. Because cracks may be invisible ...

A new study reveals that the sensitivity of teeth, which makes them zing in a dentist's chair or ache after biting into something cold, can be traced back to the exoskeletons of ancient, armored fish.