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Mouthguards for Summer Sports: Protecting Your Child's Smile on the Field

July 25, 2026

Summer means baseball diamonds, soccer fields, and pickup basketball games that keep kids moving from morning until dark. It also means a season of falls, elbows, and stray balls that put young teeth directly in harm’s way, but with a mouthguard, your child’s teeth have a shield to protect them.

At Bay Area Kids Dentist, we see the aftermath of sports injuries every summer, and most of them share one thing in common: no mouthguard was in place when the accident happened. A properly fitted mouthguard is one of the simplest ways to keep your child’s smile intact through a full season of games and practices.

Why Mouthguards Matter More Than Parents Realize

Dental injuries from sports are far more common than most parents expect. According to the American Academy of Pediatric Dentistry, an average of 22,000 dental injuries occur each year in children younger than 18, and most athletes who sustain these injuries were not wearing a mouthguard at the time. Basketball carries one of the highest rates of dental injury among young athletes, while baseball remains the leading cause of injury for children ages 7 to 12.

A mouthguard works by cushioning the blow from a ball, elbow, or fall, absorbing force before it reaches the teeth and jaw. Without one, a single hard hit during a game can chip, crack, or knock out a permanent tooth. Baby teeth matter, too, because injuries to primary teeth can affect the permanent teeth developing underneath them. Our pediatric dentistry team may be able to help you understand which sports carry the highest risk for your child.

Choosing the Right Mouthguard for Your Child’s Sport

Not every mouthguard offers the same level of protection. Stock mouthguards purchased off the shelf are the least protective option, because they cannot be adjusted to fit and often interfere with breathing or talking during play. Boil-and-bite versions offer a step up, molding somewhat to the shape of the mouth after being softened in hot water.

Custom mouthguards, made from an impression of your child’s own teeth, provide the best fit, comfort, and protection of the three options. Because a custom mouthguard is built around your child’s exact bite, it stays in place during play and does not shift or fall out during a game. 

Parents considering options for a growing child may want to ask about the following before committing to a mouthguard:

  • Fit: The mouthguard should stay in place without needing to be clenched constantly to hold it there
  • Comfort: A well-fitted mouthguard should not make speaking or breathing noticeably difficult during play
  • Durability: Thicker, higher quality material holds up across a full season of practices and games
  • Coverage: The guard should cover all the teeth in the upper arch for the most consistent protection

Once a mouthguard is selected, checking the fit periodically throughout the season helps confirm it still protects as intended, especially for children whose teeth are shifting or coming in.

Caring for a Mouthguard All Season Long

A mouthguard only works if a child actually wears it, so building good habits early in the season makes a real difference. Rinsing the mouthguard with cool water before and after every use helps remove bacteria and debris picked up during play. Storing it in a ventilated case rather than a bag or pocket helps prevent warping in the heat, which is a common problem during summer practices held outdoors.

Checking the mouthguard regularly for cracks, tears, or a loosening fit is worth building into a weekly routine, particularly for younger athletes whose mouths change shape as new teeth come in. A mouthguard that no longer fits snugly may shift during play, which reduces the protection it provides. Our resources for oral hygiene page offers additional guidance on keeping dental gear clean between games. If a mouthguard ever causes persistent discomfort or no longer seems to fit, our pediatric emergency dental care team may be able to help if a sports injury does occur despite these precautions.

Protect Your Child’s Smile All Summer With Bay Area Kids Dentist

Summer sports should be about fun, teamwork, and time outside, not a trip to the dentist for a chipped or knocked-out tooth. A well-fitted mouthguard, paired with routine checkups, gives your child the best chance of finishing the season with the same healthy smile they started with. Our team has worked with young athletes across Santa Clara, Sunnyvale, and Morgan Hill to help their smiles stay protected through every practice and game.

If your child plays a summer sport and does not yet have a properly fitted mouthguard, our team at Bay Area Kids Dentist is ready to help before the season gets underway. You can contact our office to schedule a visit and get your child’s smile ready for whatever the season brings.

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