Sports athletes frequently involves physical contact are vulnerable to experiencing trauma to the teeth. Call it sport boxing, rugby, football and other sports at a higher risk of an accident on the face, mouth and surrounding areas. To protect the teeth and soft tissue if the accident was unavoidable, they invented a tool called a mouth guard. Generally, athletes in certain sports are required to use this tool, and there are also schools that require students to use mouth guard at a particular PE.
Besides the use in sport, mouth guard also has uses in the medical field. This tool can be used as a splint in patients with abnormal jaw joints (temporomandibular / TMJ disorder) and bruxism. Bruxism is a sliver of bad habits, especially during sleep without conscious sleeping that night, and may cause the surface of the teeth become worn. Therefore, mouth guard used to protect teeth. This tool is generally made of plastic material.