Ankle sprains are usually not allowed to soak hot water in the early stage, but can soak hot water in the recovery stage, as follows: First, in the early stage of ankle sprains, the patient will have severe local swelling and pain, and the blood vessels are also prone to exudation. At this time, cold compresses should be applied to make the blood vessels contract and relieve pain and swelling. You cannot use hot compresses or hot water, which will aggravate the symptoms of swelling and pain in the foot and is not conducive to tissue repair. Second, the foot sprain recovery period, local swelling and pain symptoms have been stabilized, at this time you can soak hot water, the temperature is maintained at 40-42 ℃, can accelerate local blood circulation, promote the repair of damaged tissues, the patient recovery is also extremely beneficial. Therefore, when to soak hot water for ankle sprain needs to be decided according to the different stages of the condition.