Changes in oral functions and speech when using custom-fitted mouthguards: An uncontrolled before-and-after study.

Background/aim: Mouthguards are crucial for protecting athletes against orofacial injuries, yet concerns persist regarding their potential impact on oral functions. This study aimed to investigate the effects of sports mouthguards on oral functions and speech over time.

Material And Methods: Thirty national rugby players received custom-fitted mouthguards.