Tooth decay is damage to a tooth's surface, or enamel. It happens when bacteria in your mouth make acids that attack the enamel. Tooth decay can lead to cavities (dental caries), which are holes in your teeth. If you have a typical cavity, your dentist will remove the decayed tooth tissue and then restore the tooth by filling it with a filling material. Learn more: http://ow.ly/KO2O50ItKwQ | MedlinePlus

The Tooth Decay Process: How to Reverse It and Avoid a Cavity

Explain Tooth DecayExplain what is tooth decay and how it occ... | Filo

Types of decay (video) | Nuclear physics | Khan Academy

Why removing these teeth was the only option left

The dental drill removing decay from opened molar showing layers and treatment care, illustrating tooth decay or sensitivity in a clean clinic view