Should you really have your wisdom teeth removed, or is it okay to keep them? This question comes up frequently in dental offices across the country, and the answer isn’t as straightforward as you might think. Wisdom teeth, also called third molars, are the last permanent teeth to emerge, typically appearing between ages 17 and 25. While wisdom tooth extraction to remove them has become almost a rite of passage for many young adults, not everyone needs extraction. Understanding what happens when you keep your wisdom teeth helps you make an informed decision about your oral health.
Key Takeaways
- Wisdom teeth that erupt properly, remain healthy, and can be cleaned effectively may not need to be removed.
- Impacted wisdom teeth that remain trapped in the jaw or gums can cause pain, infection, cysts, and damage to neighboring teeth.
- The location of wisdom teeth at the back of the mouth makes them difficult to clean, increasing the risk of cavities and gum disease.
- Regular dental monitoring with X-rays is essential if you choose to keep your wisdom teeth, as problems can develop without obvious symptoms.
- Your dentist can help you weigh the benefits and risks of keeping versus removing your wisdom teeth based on your individual situation.
Table of contents
What Are Wisdom Teeth and Why Do We Have Them?
Wisdom teeth are your third set of molars, located at the very back corners of your mouth. Most people develop four wisdom teeth—two on top and two on the bottom—though some people have fewer or none at all. These teeth served an important purpose for our ancestors, who needed extra chewing power to grind down tough, uncooked foods and often lost teeth to decay and wear early in life.
Modern humans have smaller jaws than our ancestors, largely because our diets have changed dramatically. We also keep our other teeth much longer thanks to improved dental care. This combination means most people simply don’t have enough room for wisdom teeth to emerge properly. When there isn’t adequate space, these teeth can become impacted—trapped beneath the gum tissue or bone—or emerge at awkward angles that create problems.
When Can You Safely Keep Your Wisdom Teeth?
Not all wisdom teeth require removal. According to dental professionals, you may be able to keep your wisdom teeth if they meet certain criteria. They should be fully erupted and positioned correctly in your mouth. They should be functional and able to bite properly against the opposing teeth. They should be cavity-free and surrounded by healthy gum tissue. And critically, you must be able to clean them effectively during your daily oral hygiene routine.
When wisdom teeth come in straight, have enough room, and don’t cause crowding or bite problems, they can actually provide additional chewing surface and potentially serve as backup teeth if you lose other molars later in life. Some people keep their wisdom teeth healthy well into their 50s, 60s, and beyond with proper care and regular dental monitoring.
What Problems Can Occur If You Keep Wisdom Teeth?
Even wisdom teeth that initially seem fine can develop problems over time. The most common issues include:
- Impaction: When wisdom teeth cannot fully emerge, they remain trapped in the jaw or gums. Impacted teeth can cause pain, swelling, and jaw stiffness, and may damage adjacent teeth or nerves.
- Infection: Partially erupted wisdom teeth create openings where bacteria can enter, leading to painful infections called pericoronitis. These infections can cause fever, difficulty swallowing, and general illness.
- Decay and gum disease: The position of wisdom teeth makes them extremely difficult to brush and floss properly. This leads to higher rates of cavities and periodontal disease in these teeth and their neighbors.
- Cysts and tumors: In rare cases, impacted wisdom teeth can develop cysts—fluid-filled sacs that can damage the jawbone, nerves, and surrounding teeth if left untreated.
How Do You Know If Your Wisdom Teeth Are Causing Problems?
Wisdom teeth don’t always cause obvious symptoms. Some people have significant issues developing beneath the surface without experiencing any pain. That’s why regular dental checkups and X-rays are essential for monitoring these teeth. However, certain warning signs indicate you should see your dentist promptly.
Watch for persistent pain or tenderness at the back of your mouth, swelling in your jaw or gums, difficulty opening your mouth fully, bad breath or an unpleasant taste that doesn’t resolve with brushing, and redness or bleeding around your back molars. If you notice your other teeth shifting or becoming crowded, your wisdom teeth may be pushing against them.
Making the Right Decision for Your Smile
The decision about whether to keep or remove your wisdom teeth depends on your individual anatomy, the position of your teeth, and your ability to maintain them properly. While many people do need their wisdom teeth extracted to prevent or address problems, others can keep these teeth for life with proper care. The key is working closely with your dental team to monitor your wisdom teeth through regular exams and X-rays, addressing any issues promptly, and maintaining excellent oral hygiene. Whether you keep them or undergo tooth extraction, staying proactive about your oral health ensures the best outcome for your smile.
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