What does it mean when your teeth suddenly become extremely sensitive to heat?

What does it mean when your teeth suddenly become extremely sensitive to heat?

1. Introduction and Direct Answer When a tooth suddenly becomes severely sensitive to heat, it is a definitive clinical warning sign of profound pathology within the internal dental nerve, most frequently indicating a condition known as irreversible pulpitis. Unlike mild cold sensitivity, which can result from simple gum recession, an excruciating reaction to hot liquids … Read more