Athletes have always been known to wear mouth guards to protect their teeth during sports, but is it enhancing their performance?

A study was recently done to see if an over-the-counter mouth guard was as effective as a custom-made mouth guard, and if either one gave an advantage during sports games and races.  While the study concluded no difference could be found statistically in the athletic ability, the athletes reported being able to significantly breathe better, were more comfortable, and did not impair their athletic performance.

These notes are interesting from the athletes have caused interest, and it is now recommended that custom-made mouth guards should be worn in contact sports for protection.