What happens if you get too many cavities?
Ava Arnold
Updated on February 23, 2026
If cavities aren't treated, they get larger and affect deeper layers of your teeth. They can lead to a severe toothache, infection and tooth loss. Regular dental visits and good brushing and flossing habits are your best protection against cavities and tooth decay.
How many cavities is normal in a lifetime?
Pretty much everyone gets a cavity or two in their lifetime, even with good dental hygiene. The average American adult has three fillings. But if you tend to get a lot of cavities, you may be wondering why. Are you more cavity-prone than other people?Is it normal to have several cavities?
Unfortunately, by the time you feel that you should see a dentist about concerning oral health issues, several cavities can be present, which means you will require more services to fully regain a healthy mouth.How many cavities should a person have?
As far as statistics for the average number of cavities, the number varies across different age groups. In general, adults develop an average of three cavities during their lifetimes. This means that the average adult has three or four fillings in their mouth.Are cavities life threatening?
Certainly, the idea of damaged or rotten teeth may sound unpleasant, what truly makes this an urgent issue are the infectious complications that can occur as a result of tooth decay. If allowed to spread, the complications can be serious or even life-threatening if left improperly treated.Why do kids get so many cavities? How to prevent cavities in children?
How many cavities is normal for teens?
Adolescents 12 to 19 have an average of 0.54 decayed or missing permanent teeth and 1.03 decayed permanent surfaces. Hispanic subgroups and those with lower incomes have more severe decay in permanent teeth. Black and Hispanic subgroups and those with lower incomes have more untreated permanent teeth.Why do I have so many cavities?
Genetics – Some people are simply born being more susceptible to the type of bacteria that cause cavities. Tooth Anatomy – People with crowded teeth have a lot of nooks and crannies where plaque and cavity-causing bacteria accumulate. It's also harder to reach these areas with a toothbrush and floss.Can you get 6 cavities in 6 months?
Cavities don't develop overnight. It takes weeks, months, even years for a cavity to form. In fact, most cavities take around six months to five years to develop. If a cavity is caught early enough, you can actually reverse the damage to your child's teeth.At what age do your teeth start decaying?
Parents are often surprised to learn that tooth decay can begin as soon as a baby's teeth come in, usually by age six months. Decay in baby teeth can cause pain, and the infection can spread. If decay is not treated, it can destroy the baby teeth.Can I wait 6 months to fill a cavity?
Every Cavity Is DifferentSome people have softer tooth enamel than others, making it easier for bacteria or acid to penetrate the tooth. On average, as a broad timeline, it can take anywhere from six months to four or five years before a cavity needs treatment.