Mouth Guards: Types and Advantages
“A mouth guard (mouth protector) is a flexible custom fitted device worn over teeth during athletic and recreational activities to protect them from damage. A good-fitting mouth guard may be especially important if you wear braces, have fixed anterior bridgework or want to protect your teeth/smile from potential trauma.”
See full article on Consumer Guide to Denistry
Mouth guards help protect all types of athletes from damage to the mouth by any possible effect. The article explains how mouth guards are not 100% effective but are highly effective at preventing oral trauma.