Brushing twice a day might not be enough. New research shows manual brushing can leave behind up to half of the bacteria in your mouth—especially overnight when it has hours to grow. Dr. Sharon Huang explains why upgrading your routine matters and how tools like the Sonicare 6500 can help remove more plaque and reach those harder-to-clean areas.

Learn more:
👉 Philips Sonicare: usa.philips.com