How Long Do Overdentures Last?

Mar 10, 2025 | Overdentures

How Long Do Overdentures Last?

Losing teeth can be tough. You might be thinking about ways to get your smile and ability to chew back. Overdentures are something people often look into. One thing you might wonder is, “How long will these last?”

It’s good to know how long your overdentures might last so you can plan ahead. The parts that go into your jaw, called implants, can last a really long time if you take care of them. But the overdenture part that sits on top will probably need to be replaced at some point.

Let’s talk about how long overdentures usually last and what can make that time shorter or longer. We’ll also go over how to care for them so they last as long as possible and what to look for that might mean they need fixing or replacing.

 

Key Takeaways

  • Overdentures usually last about 5 to 10 years, but the implants under them can last much longer if you take care of them.
  • Things like how strong your jawbone is, how well you clean your mouth, and if you grind your teeth can all affect how long your overdentures stick around.
  • If they start feeling loose, crack, or make it hard to chew or talk, it’s probably time to see your dentist.
  • Cleaning your overdentures every day, soaking them at night, and being gentle with them helps them last longer.
  • Regular checkups with your dentist are super helpful—they can keep your overdentures fitting right and catch any problems early.

 

Average Lifespan of Overdentures

Generally, you can expect your overdentures to last around 5 to 10 years.

It’s important to know that this is just an average. The actual lifespan can be shorter or longer for different people. Many things play a role in their lifespan.

On the other hand, dental implants that support the overdenture are different. These are very strong. If you take good care of them, they can last for your whole life. The overdenture sits on top of these implants and may need to be replaced sooner due to normal wear and tear.

 

Factors Affecting Overdenture Lifespan

Several things can affect how long your overdentures will last. Taking these factors into account can help you extend their lifespan.

Implant Stability

The implants need to be stable in your jawbone for your overdentures to fit well and function properly. This stability comes from proper implant placement by your dentist and a process called osseointegration. Osseointegration is when the bone grows around the implant, making it secure.

Your bone density and overall health also play a big role in how well the implants integrate. If your bone is not dense enough or if you have certain health conditions, it can affect the stability of the implants.

Denture Material

Overdentures are usually made from materials like acrylic or resin. The quality of these materials can affect how long your overdentures last. Higher-quality materials are generally more durable and less likely to chip or break.

Oral Hygiene

Just like natural teeth, keeping your overdentures and gums clean is very important. Regular cleaning helps remove plaque, which is a sticky film of bacteria that can build up. If plaque isn’t removed, it can lead to gum problems and can also damage your overdentures over time.

Biting Forces and Habits

The amount of force you use when biting and chewing can impact your overdentures. Excessive biting force or habits like teeth grinding (bruxism) can put extra stress on them, potentially causing cracks or fractures. It’s also a good idea to avoid eating very hard or sticky foods that can damage your overdentures.

Regular Maintenance and Adjustments

Over time, your gums and jawbone can change shape. This can cause your overdentures to become loose. Regular adjustments by your dentist ensure a proper and comfortable fit. These checkups also allow your dentist to identify any potential problems early on.

Underlying Health Conditions

Certain health conditions can also affect the lifespan of your overdentures. For example, conditions like osteoporosis can weaken the jawbone, which can affect implant stability. Diabetes can also affect gum health, which is important for supporting your overdentures.

 

Signs of Overdenture Wear and Tear

It’s important to be aware of the signs that your overdentures might need attention. Here are some things to look out for:

  • Loose fit or movement: If your overdentures feel loose or move around when you talk or eat, they may need an adjustment or replacement.
  • Cracks or fractures: Any cracks or breaks in the material of your overdentures should be addressed by your dentist.
  • Discoloration or staining: While some staining can happen over time, significant discoloration might indicate wear or issues with the material.
  • Difficulty chewing or speaking: If you find it harder to chew your food or speak clearly, your overdentures may no longer fit correctly.
  • Gum irritation or pain: Sore gums or irritation could be a sign of an ill-fitting overdenture or other problems.
  • Changes in bite alignment: If your teeth don’t seem to come together properly when you bite, it could indicate a problem with your overdentures.

 

Maintaining Overdentures for Longevity

Taking good care of your overdentures can help them last longer. Here are some tips to follow:

Daily Cleaning

Clean your overdentures every day, just like you would natural teeth. Remove them from your mouth and gently brush all surfaces with a soft-bristled brush and a denture cleaner. Regular toothpaste can be too harsh and may damage your overdentures. Make sure to rinse them well after cleaning.

Soaking Overdentures

It’s a good idea to soak your overdentures overnight in a denture-soaking solution. This helps to keep them moist and can also help to remove any bacteria or food particles that brushing might have missed. Always rinse your overdentures thoroughly with water before putting them back in your mouth.

Gentle Handling

Handle your overdentures with care. They can be fragile and can break if dropped or bent. When you are cleaning them or taking them in and out, try to do so over a soft surface, like a towel, in case they slip.

Regular Dental Checkups

Make sure to schedule regular checkups with your dentist. During these visits, your dentist can professionally clean your overdentures and check their fit. They can also make any necessary adjustments to ensure they are comfortable and functioning correctly.

Proper Storage

When you are not wearing your overdentures, it’s important to store them properly. Keep them in a container filled with water or a denture-soaking solution. This helps to prevent them from drying out and changing shape.

 

Professional Overdenture Care and Adjustments

Your dentist plays a key role in making sure your overdentures last. Here’s how:

  • Regular adjustments for proper fit: Over time, your mouth can change. Your dentist can make small adjustments to your overdentures to ensure they continue to fit comfortably and correctly. This helps prevent problems like soreness or difficulty chewing.
  • Professional cleaning and polishing: Just like your natural teeth benefit from professional cleaning, so do your overdentures. Your dental team has special tools and cleaners to remove stubborn buildup and polish your overdentures.
  • Repairs and replacements: If your overdentures get damaged, your dentist can often repair them. If the wear and tear is significant, they can also guide you through the process of getting new ones.

 

Extending Implant Lifespan to Support the Overdenture

The implants that hold your overdentures in place are also important for the overall lifespan of your smile. If you take good care of your implants, they can last for many years, supporting your overdentures.

  • Excellent oral hygiene around the implants: Keeping the gums and areas around your implants clean is crucial. Brush gently with a soft toothbrush and use floss or interdental brushes to remove plaque and food particles. Your dentist or hygienist can show you the best ways to clean around your specific implants.
  • Regular dental visits to check implant health: During regular checkups, your dentist will also examine your implants to ensure they are healthy and stable. They can identify any potential issues early on and recommend the best course of action.

 

Ensuring Your Overdenture Investment Lasts

In short, overdentures are a valuable option for regaining your smile and chewing function. While the underlying implants have the potential to last a lifetime with diligent care, the overdentures themselves typically serve you well for 5 to 10 years.

Several elements influence this timeframe, including the initial success of implant placement, the quality of the denture materials, your daily oral hygiene practices, the forces you exert while biting, and your commitment to regular dental checkups and adjustments.

To maximize the lifespan of your overdentures, prioritize daily cleaning, overnight soaking, careful handling, and consistent visits to your dentist for professional care. Be mindful of any indications of wear, such as a shifting fit or discomfort. By collaborating closely with your dental professional and maintaining excellent oral hygiene around your implants, you are actively working towards the long-term success and beauty of your overdenture solution.

 

Ready to Explore Your Overdenture Options?

If you’re considering overdentures or have questions about your current ones, our friendly team at New Leaf Rohnert Park is here to help. We can discuss your individual needs and create a plan for a healthy, long-lasting smile.

Request Appointment

Or call us today at (707) 586-1549.

Eddie Kuo, DDS

Eddie Kuo, DDS

Owner @ New Leaf Rohnert Park

Professional Degrees

University of California at Davis – BS in Biological Sciences with emphasis in Neurology, Physiology, Behaviors

University of the Pacific Arthur A. Dugoni School of Dentistry, Doctorate of Dental Surgery

State University of New York at Buffalo – General Practice Residency at Erie County Medical Center

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