September 8, 2026

Sports are an excellent way to stay active, build confidence, develop teamwork, and have fun. But many athletic activities also involve a risk that is easy to overlook: dental injuries.

A collision, fall, accidental impact from equipment, or contact with another player can damage teeth and the soft tissues of the mouth. A single impact can result in a chipped tooth, fractured tooth, cut lip, damaged dental restoration, or even complete tooth displacement.

A sports mouth guard provides an important layer of protection between your teeth and potential sources of impact.

Although mouth guards are often associated with contact sports such as football, hockey, and boxing, dental injuries can occur in many activities where falls, collisions, or fast-moving equipment are possible.

At Nuttall Smiles in Auburn, WA, we provide comprehensive dental care and can help patients understand their options for protecting their teeth during athletic activities.

For athletes, parents, and coaches, knowing when to wear a mouth guard, how custom mouth guards differ from store-bought options, and how to care for the appliance can help reduce preventable dental injuries.

What Is a Sports Mouth Guard?

A sports mouth guard is a protective oral appliance worn over the teeth during athletic activities.

Its primary purpose is to help reduce the risk and severity of certain dental and oral injuries caused by impact.

A mouth guard creates a layer of cushioning between the teeth and surrounding structures.

Depending on its design and fit, it can help protect against:

• Chipped or fractured teeth
• Tooth displacement
• Damage to dental restorations
• Cuts to the lips and cheeks
• Certain injuries caused by direct impact

A mouth guard cannot eliminate the risk of injury completely.

However, wearing appropriate protective equipment is an important component of sports safety.

How Does a Sports Mouth Guard Protect Your Teeth?

The mouth guard functions as a protective barrier.

During an impact, the appliance can help distribute and absorb some of the forces that would otherwise be transmitted directly to the teeth and surrounding oral tissues.

It can also separate the upper and lower teeth, reducing the likelihood of direct tooth-to-tooth contact during certain impacts.

This is particularly relevant when an athlete is struck in the jaw or experiences a sudden collision.

The effectiveness of a mouth guard depends on several factors, including:

• Material
• Thickness
• Fit
• Stability
• Proper positioning
• Consistent use

A mouth guard that is loose, poorly fitted, or uncomfortable may not provide the same level of protection as an appropriately designed appliance.

Who Should Wear a Sports Mouth Guard?

Athletes participating in activities involving contact, collision, falls, or projectiles may benefit from wearing a mouth guard.

Sports where mouth guards are commonly recommended or used include:

• Football
• Hockey
• Basketball
• Soccer
• Lacrosse
• Wrestling
• Boxing and martial arts
• Baseball and softball
• Skateboarding
• Gymnastics
• Volleyball
• Cycling and other activities involving fall risk

The need for a mouth guard depends on the sport and the individual's risk of dental injury.

It is also particularly important to consider protective equipment for athletes who have braces, dental implants, crowns, bridges, veneers, or other dental restorations.

Why Are Children and Teenagers at Risk for Dental Injuries?

Young athletes are often exposed to sports-related risks while their teeth and jaws are still developing.

Children and teenagers may also have less experience anticipating collisions or controlling falls.

Additionally, orthodontic appliances can create additional concerns during athletic activities.

A properly selected mouth guard can provide a protective barrier between braces and the lips, cheeks, and gums.

Parents should discuss the appropriate type of mouth guard with their child's dentist, particularly if the child has braces or other dental appliances.

Custom Sports Mouth Guards vs. Store-Bought Options

Not all mouth guards are made the same way.

There are generally three broad categories.

Stock Mouth Guards

Stock mouth guards come pre-formed and are ready to use immediately.

Their major advantage is accessibility.

However, they are not individually fitted to the athlete's teeth.

Because the fit is not customized, they may be less stable or comfortable for some athletes.

Boil-and-Bite Mouth Guards

Boil-and-bite appliances are softened in warm water and then shaped around the teeth.

They offer a more individualized fit than stock appliances but still depend heavily on the molding process and material.

Custom-Fitted Sports Mouth Guards

A custom sports mouth guard is designed specifically for the patient's mouth.

A dentist takes detailed information about the patient's teeth and creates an appliance designed around their individual anatomy.

Potential advantages include:

• More precise fit
• Greater stability
• Improved comfort
• Easier breathing and speaking compared with poorly fitted appliances
• Better retention during activity

For athletes who participate regularly in higher-risk sports, a custom appliance can be a worthwhile investment in protecting their teeth.

Why Fit Matters in a Sports Mouth Guard

An effective mouth guard needs to remain in the appropriate position during physical activity.

A poorly fitted appliance may:

• Shift during movement
• Feel uncomfortable
• Interfere with speaking
• Make breathing more difficult
• Require frequent adjustment
• Be less likely to be worn consistently

Comfort matters because the best mouth guard is one the athlete will actually wear.

A custom appliance can be designed around the individual's dental anatomy, making consistent use easier for many patients.

Sports Mouth Guards for Athletes With Braces

Orthodontic braces can make sports-related dental protection particularly important.

A collision can cause the brackets or wires to contact the inside of the lips and cheeks, potentially causing soft-tissue injuries.

A properly designed orthodontic mouth guard provides space around the braces and helps protect both the teeth and oral tissues.

Because teeth move during orthodontic treatment, the appliance may need to be monitored and potentially replaced or adjusted as treatment progresses.

Athletes with braces should ask their orthodontist or dentist which type of mouth guard is appropriate.

What Happens During a Custom Sports Mouth Guard Appointment?

Getting a custom sports mouth guard begins with an evaluation of the athlete's mouth and dental needs.

Step 1: Dental Examination

Your dentist examines your teeth, gums, bite, and existing dental work.

This is important because the mouth guard needs to work with your current oral anatomy.

Step 2: Discuss Your Sport and Activity

Tell your dentist what sport you play and how frequently you participate.

Different activities present different types of injury risks.

Step 3: Assess Your Bite and Dental Anatomy

Your dentist considers the position of your teeth and the relationship between your upper and lower jaws.

Existing dental work, orthodontic appliances, and other factors are also taken into consideration.

Step 4: Capture the Dental Anatomy

An impression or digital scan may be used to create an accurate representation of your teeth.

This information is used to fabricate the custom appliance.

Step 5: Fabricate the Mouth Guard

The appliance is produced according to the specifications established during the dental evaluation.

Step 6: Fit and Adjust the Appliance

When the mouth guard is ready, your dentist checks its fit and retention.

Adjustments may be made if necessary.

How Should a Sports Mouth Guard Fit?

A properly fitted mouth guard should feel secure without being excessively uncomfortable.

It should stay in position during activity and allow the athlete to breathe and communicate appropriately.

If the mouth guard frequently falls out, shifts significantly, causes discomfort, or makes it difficult to breathe or speak, the fit should be evaluated.

Do not simply stop wearing it because it feels uncomfortable. A dental professional may be able to modify or replace the appliance.

When Should You Wear a Sports Mouth Guard?

A mouth guard should be worn during athletic activities when it is recommended for the sport or individual risk level.

Importantly, dental injuries can happen during:

• Games
• Practices
• Training sessions
• Scrimmages
• Informal play

Wearing protective equipment only during games may leave athletes unprotected during practices, where collisions can occur just as easily.

Can a Sports Mouth Guard Prevent All Dental Injuries?

No.

No protective appliance can guarantee that an injury will not occur.

A mouth guard is designed to reduce risk, not eliminate it.

The severity of an injury depends on factors such as:

• Force of impact
• Direction of impact
• Location of impact
• Type of sport
• Athlete positioning
• Existing dental conditions

Mouth guards should therefore be used as part of a broader sports-safety strategy.

What About Concussions?

Mouth guards are primarily designed to protect the teeth and oral tissues.

They should not be considered a guaranteed method of preventing concussions or other traumatic brain injuries.

Athletes should follow their sport's established safety protocols and seek appropriate medical evaluation after a significant head or facial impact.

How to Care for Your Sports Mouth Guard

Proper maintenance helps keep the appliance clean and functional.

Rinse After Use

Rinse the mouth guard with cool or lukewarm water after removing it.

Clean It Regularly

Clean the appliance according to your dentist's instructions.

Avoid using products or methods that could damage the material.

Let It Dry

Allow the mouth guard to dry before placing it in its case.

A dry, ventilated environment can help reduce unwanted bacterial and fungal growth.

Store It Properly

Keep the mouth guard in a protective, ventilated container when it is not being used.

Keep It Away From Heat

High temperatures can distort some mouth guard materials.

Do not leave the appliance in a hot car or expose it to boiling water unless the manufacturer or dental professional specifically instructs you to do so.

Keep It Away From Pets

Dogs and other pets may chew on dental appliances.

Store your mouth guard somewhere secure.

When Should You Replace a Sports Mouth Guard?

Mouth guards do not last forever.

Replacement may be necessary when the appliance becomes:

• Torn
• Cracked
• Distorted
• Excessively worn
• Loose
• Uncomfortable
• Difficult to retain

Children and teenagers may also need replacement appliances as their teeth and jaws develop.

Athletes undergoing orthodontic treatment may require periodic replacement as tooth position changes.

Your dentist can inspect the appliance during routine visits and determine whether it still provides an appropriate fit.

What If a Tooth Is Injured During Sports?

A dental injury should be taken seriously, even if the tooth does not hurt immediately.

Possible injuries include:

• Chipped teeth
• Cracked teeth
• Tooth displacement
• Soft-tissue injuries
• Completely knocked-out teeth

If a permanent tooth is completely knocked out, seek emergency dental care immediately. The time between injury and professional treatment can be important.

Do not scrub the tooth root.

If possible, handle the tooth by the crown rather than the root and follow emergency dental guidance while seeking care.

For any significant facial or head injury, follow appropriate emergency medical protocols as well.

Can a Sports Mouth Guard Protect Dental Crowns and Bridges?

A mouth guard may help protect existing dental restorations from direct impact.

This can be particularly relevant for athletes with:

• Dental crowns
• Dental bridges
• Veneers
• Dental implants
• Large fillings

However, a mouth guard cannot guarantee that a restoration will not fracture or become damaged.

Your dentist can evaluate your individual dental work and recommend appropriate protection.

Sports Mouth Guards and Dental Implants

Athletes with implants should discuss sports protection with their dentist.

A properly fitted mouth guard may help reduce the risk of trauma to the implant-supported restoration and surrounding teeth.

How a Sports Mouth Guard Fits Into Preventative Dentistry

Protecting your teeth from avoidable trauma is another part of maintaining long-term oral health.

A sports mouth guard can complement other preventative measures, including:

• Regular dental examinations
• Professional cleanings
• Fluoride treatments
• Dental sealants
• Good daily oral hygiene
• Appropriate sports safety equipment

The objective is to prevent avoidable problems before they require extensive restorative treatment.

Sports Mouth Guards in Auburn, WA

If you are searching for sports mouth guards in Auburn, WA, Nuttall Smiles can evaluate your teeth and help determine what type of protective appliance may be appropriate for you or your child.

Our office is located at 722 12th Street SE, Auburn, WA 98002, serving patients throughout Auburn and nearby communities including Kent, Federal Way, Pacific, Algona, and Sumner.

Whether you play competitive sports, participate recreationally, or have a child beginning a new athletic activity, a dental evaluation can help you understand your risk of dental injury and available protection.

Nuttall Smiles provides comprehensive preventative and restorative dentistry to help patients protect their natural teeth and maintain long-term oral health.

Frequently Asked Questions About Sports Mouth Guards

Are sports mouth guards really necessary?

For athletes participating in sports with a meaningful risk of contact, collision, falls, or impact from equipment, mouth guards can provide important protection against dental injuries.

Is a custom mouth guard better than a store-bought one?

Custom mouth guards are individually designed to fit the patient's teeth and bite. They may provide improved fit, stability, and comfort compared with generic appliances.

Can my child wear a sports mouth guard with braces?

Yes, but the mouth guard should be appropriate for orthodontic treatment. Because the teeth move during orthodontic treatment, the appliance may need to be monitored and replaced periodically.

How often should I replace my sports mouth guard?

Replacement depends on the condition of the appliance, frequency of use, wear, and changes in the athlete's mouth. Children and teenagers may need replacements more frequently as their teeth and jaws develop.

Can I wear a sports mouth guard if I have dental implants?

Many athletes with dental implants can use protective mouth guards. Your dentist should evaluate your individual implant restoration and recommend an appropriate appliance.

Can a mouth guard prevent a tooth from breaking?

A mouth guard can reduce the risk and severity of certain dental injuries, but it cannot guarantee that a tooth will not fracture during a significant impact.

Should I wear a mouth guard during practice?

If a mouth guard is recommended for your sport, wearing it during practices as well as games is important because injuries can occur during either.

How do I clean my sports mouth guard?

Rinse it with cool or lukewarm water after use and clean it according to your dentist's recommendations. Store it in a clean, ventilated case and keep it away from excessive heat.

Protect Your Smile Before the Next Game

A dental injury can happen in a fraction of a second, but repairing the damage can require extensive treatment.

A properly fitted sports mouth guard provides an important layer of protection for athletes by helping cushion the teeth and oral tissues during impacts.

For athletes who participate regularly, particularly those involved in contact or collision sports, a custom-fitted appliance can provide a more individualized fit than generic alternatives.

At Nuttall Smiles, we can evaluate your oral health, consider your sport and individual dental needs, and help determine whether a custom sports mouth guard is appropriate.

If you are looking for a sports mouth guard in Auburn, WA, contact Nuttall Smiles to schedule an evaluation.

Nuttall Smiles

722 12th Street SE Auburn, WA 98002