Bruising of the arm after playing volleyball requires prompt braking, rest, and if necessary, further radiographic examination to rule out the possibility of fracture. If the radiographic examination to exclude the possibility of fracture, the main consideration is soft tissue contusion, in the early stage usually need to be immediately cold compresses. Yunnan Baiyao aerosol can be used, the purpose is to make the broken capillary contraction to achieve the purpose of stopping bleeding and swelling. Generally after the cold compress treatment, 24-48 hours later due to the existence of localized fluid and blood accumulation in the soft tissue injury, hot compresses are usually used. Drugs that activate blood circulation and remove blood stasis can also be used to promote the absorption of blood and fluid exudation from the tissues, so as to alleviate the symptoms of local bruising. Simple soft tissue injury can be cured in about 1 week through the above mentioned early cold compress, later hot compress or blood circulation activating treatment.