Sensitivity

Cold sensitivity means exposed dentin, usually from worn enamel or receding gums. Learn the five causes, what helps, and when the pain means something more.

Morning jaw ache, temple headaches, flattened front teeth and a white line inside your cheek all point to night grinding. Here is what to look for and why it matters.

Teeth that hurt with sugar usually have exposed dentin, early decay, or a cracked or leaking filling. Learn what the pain means and when to get it checked.

A filling that hurts months later usually means a high bite, a crack, a leaking edge, or an irritated nerve. Learn what each feels like and when to be seen.