Mistakes You Make Brushing Your Teeth – American Dental Association

Toothbrush that needs replacing next to a new toothbrush

Keeping Your Toothbrush for Too Long

The ADA recommends changing your toothbrush every 3-4 months, so make a resolution to change your toothbrush with every season this year. Frayed and broken bristles won’t keep your teeth clean—these are signs it’s time to let go. When you’re shopping, look for one with the ADA Seal of Acceptance.

Source: Mistakes You Make Brushing Your Teeth – American Dental Association