Humorist Jerry Zezima gets a realignment on his smile during his dental checkup.

Orthodontic treatment is a gradual process designed to improve the alignment of teeth and correct bite problems. Many people begin treatment expecting immediate results, but moving teeth safely ...

At the very minimum, you should be rinsing your mouth guard with lukewarm water and brushing it gently once a day. All the experts I spoke to said a standard drugstore toothbrush will do; just make ...

After our recent stories and videos about microplastics, readers submitted hundreds of follow-up questions. Many were practical: Should I stop using my plastic water pitcher? What about plastic ...