Ankle braces can be used both as a preventive measure as well as when having an injury to the ankle. The injuries for which an ankle brace be helpful are those type of injuries in which body weight changes from one foot to the other at a rapid pace such as when playing tennis or while running. This may cause the ankle to twist sometimes resulting in sprain of the ankle.
Usually professional athletes who are prone to ankle sprains use protection in the form of braces to avoid any injury but sometimes injuries do occur and then these ankle braces are of great help to the athlete. There are various varieties of ankle braces available in the market from which the athlete can choose depending on the injury and severity of it.