Have you ever paused before brushing your teeth to ask yourself “When should I change toothbrushes?” If the bristles on your toothbrush are flattened, frayed, or discolored, they may not be cleaning your smile as well as they should be. In fact, recent studies have concluded that using a toothbrush past its prime can lead to noticeable oral health issues. Your Newport dentist explains when you should replace your toothbrush and what might happen if you don’t.