Next, they bite down on the material, which molds to the shape of their mouth. Once the material sets, a person can trim away any extra. Price: Oral-B Nighttime Dental Guard has a list price of ...

In the meantime, or if your grinding seems to be associated with periods of high stress or poor sleep, an over-the-counter mouth guard might help as a short-term solution (two weeks to a month).

Unfortunately, mouth guards—which provide a small barrier between the teeth and are thought to protect against the effects of teeth grinding and jaw clenching—may not work. And they might even ...