"Get the toothbrush that you feel is going to be the right size for you," says American Dental ADA label on the packaging, according to Dr. Romo — it's a sign that it's been tested and approved for you to use each morning and evening. Association Spokesperson Dr. Genaro (Gene) Romo. "The other thing I always say is make sure it's a soft toothbrush." And if possible, you should also look for the
But how do you know when to buy a new brush? Every three to four months, Dr. Romo adds. While the bristles on some brushes will indicate when it's time to make the switch, he explains that — even though it might sound obvious — you just have to be observant and inspect the quality of your brush. For example, are the bristles looking flatter? "That's a dead giveaway," he says. When you see the electric toothbrush, Dr. Romo says you're probably better off going manual. "You could actually do a very thorough job just by using an ADA-approved manual toothbrush, as long as you're doing it twice a day for two minutes each time, and then floss regularly," he explains. "If you follow that regimen, then that's enough to do a good job." But that doesn't mean power brushes should always be dismissed. Dr. Romo says that a "child who's having a hard time cooperating" might benefit from a power brush, or someone with arthritis who has trouble holding a smaller handle.