When playing any sport that has a significant risk of injury, everyone should wear a mouth protector, especially those that wear braces or have dental work.
Mouth protectors can help prevent major injury, such as broken teeth, in the mouth by cushion the upper teeth. If you wear braces or another fixed dental appliance on your lower jaw, your dentist may suggest a mouth protector for these teeth as well. A mouth protector creates a wall between your braces and your cheeks protector your braces from damaging soft tissue.
Make sure the mouth guard properly fits to your mouth while you are wearing it, making it easy to talk and breathe
Talk to your dentist or orthodontist about selecting a mouth protector that works best for you. Although mouth protectors typically only cover the upper teeth, your dentist or orthodontist may suggest that you use a mouth protector on the lower teeth if you have braces on these teeth too.
Any removable appliance or retainer should be removed when playing any contact sport.