You reach for it twice daily and rely on it to keep your oral hygiene in check. Brushing your teeth regularly prevents cavities, gum disease and harmful plaque. But your trusty toothbrush could be ...

When your toothbrush is no longer up to performing its primary task (the American Dental Association recommends replacing yours every three to four months), take a beat before tossing it in the trash.

If you’ve ever caught your toddler gnawing on someone else’s toothbrush or watched your family’s brushes all huddled together in the same holder, you’re not alone. Toothbrushes may not look dirty, but ...