Hello! Ankle sprains appear to be swollen and bruised blood can eat crabs. Crab is cool, with blood circulation, soothing tendons, clearing the role of heat, suitable for ankle sprains such as tendon fractures, bruises patients to eat, to promote the dissipation of hematoma has a certain benefit. The first time after the ankle sprain should be cold, not rubbing, reduce bleeding and swelling. 48 hours after the hot compresses to promote the absorption of hematoma dissipation.