Ankle sprain one month is not recommended for a long time to soak the foot, especially after exercise, is because after soaking the foot may appear pain aggravation, ankle swelling aggravation and other discomforts, but can be a short time to soak the foot. Ankle sprain for a month, especially after exercise, long time foot soak, will lead to blood vessels in a state of diastole, so that a large amount of blood into the ankle, will lead to ankle part of the swelling aggravated, and accompanied by pain, so ankle sprain for a month long time soak the foot is not recommended. If the ankle sprain a month short period of time to soak the foot is possible. Sprained ankle is recommended to use warm water to soak feet better, do not use cold water or too hot water soak feet. If there is skin damage in the area of the ankle sprain, the wound should not be exposed to water, which can easily cause the problem of wound infection. When the patient’s ankle sprain for a month is still accompanied by discomfort, it is recommended to go to the orthopedic department of the hospital in time.