Sensitivity 101

Discover the cause, prevention and treatment of tooth sensitivity.

sensitive teeth causes

What is Tooth Sensitivity?

Tooth sensitivity or dentin hypersensitivity is a very common condition that affects more than 45 million of adults in the U.S.*

Sensitivity is experienced as a sharp pain and is triggered by eating hot or cold foods, drinking hot or cold beverages, breathing cold air or eating sugary or acidic foods.

This occurs when the enamel is worn down or if the gum line is recessed. In both cases the dentin (the layer below the enamel in the crown of the tooth) is exposed.

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tooth enamel

Enamel Cannot Repair Itself

Enamel is the hardest and most highly mineralized substance in the human body. Enamel covers the exterior of each tooth in your mouth and it protects the sensitive dentin from exterior stimuli like heat, cold and acids.

Once your enamel is gone, it's gone! Enamel cannot repair itself because it does not contain any living cells. Be kind to your enamel!

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