Three days after the sprain has passed the acute phase, this time is mainly hot compresses or hot water, can play the role of blood circulation and blood stasis. Within three days of the sprain, choose cold compresses, mainly to reduce swelling, pain relief role. After the sprain, if the local swelling is obvious, you need to promptly improve the local X-ray examination, if necessary, CT to exclude the combined presence of bone fractures. Simple soft tissue injury, three days later, in addition to hot compresses, local places can also be used to activate blood circulation and remove blood stasis drug spray, such as Yunnan Baiyao aerosol, swelling and pain aerosol. Not serious sprains, after 1-2 weeks of medication and rest, basically can return to normal. However, for more serious sprains, such as obvious ligament damage or rupture, the recovery time may take 3-4 weeks or even longer, so pay attention to more rest.