Teeth are meant to last for a lifetime. The biggest threat to their longevity is tooth decay. Although you can avoid cavities, 92% of adults have had at least one in a permanent tooth. Thankfully, there are several things you can do to combat cavities in Plano. Besides maintaining your oral hygiene at home and visiting your dentist at least twice a year for a cleaning and checkup, recent studies have found coffee and green tea can also help fight dental caries. Here’s how your morning cup of coffee or your afternoon tea can neutralize harmful bacteria in your mouth.