One day after the broken foot is not hot water immersion, because at this time after the broken foot caused by the small blood vessel damage rupture seepage, still not completely closed, the application of hot water immersion will lead to the expansion of blood vessels, which will lead to a gradual increase in the amount of small blood vessel seepage, will lead to the broken foot part swelling, pain, and activity unfavorable symptoms further aggravated, and after the large amount of bleeding, will also have an impact on the local lesion The bleeding will also affect the recovery of the local lesion. The correct approach should be to apply cold compresses immediately after the foot break to reduce local vascular bleeding and to elevate the injured position above the level of the heart so that local swelling and inflammatory edema can be reduced by gravity. In addition, a brace or ankle brace can be worn to immobilize the injured position, which can avoid the aggravation of the injury and play a significant role in immobilization. Generally, hot water scalding is performed after 72 hours after the foot is broken, which can accelerate blood circulation, promote the metabolism and absorption of bruises, and not lead to an increase in local bleeding.