Ankle support for high ankle sprain:

A walker boot cast or an ankle brace for high ankle sprain provide good support to torn ligament, and most likely would make healing process easier and faster. An ankle support for high ankle sprain should be rigid in order to immobilize injured ligament adequately.

What is a high ankle sprain?

High ankle sprain is a less common ankle sprain. This ankle injury is located above ankle joint, more specifically it is a tear in the ligament connecting the following two bones: the Tibia and the Fibula. High sprained ankle can happen simultaneously with a fractured ankle. Contact sport players, like Football, are at a higher risk to experience this type of ankle injury. To mitigate this risk, they should always use an ankle brace for prevention.