Achilles tendon soreness after playing tennis may be related to muscle strain, ankle sprain and Achilles tendon rupture, etc. It can be relieved and treated by physical therapy such as braking, drugs such as celecoxib and surgical treatment. 1. Muscle strain: pay attention to rest, can be within 72 hours after the injury for local ice packs, can play a role in reducing pain and swelling; can also elevate the patient, promote the lower extremity venous blood return, so as to reduce tissue edema. 2. Ankle sprain: Rest immediately and brake the Achilles tendon area if necessary to avoid further aggravating the injury. Acetaminophen, aspirin, celecoxib, diclofenac sodium and other non-steroidal drugs can be used to relieve pain and reduce edema in the affected area. 3. Achilles tendon rupture: local ice and oral ibuprofen and other painkillers are still persistent pain, swelling, limited activities, it is recommended to timely surgery to restore the continuity of the ruptured Achilles tendon. If the Achilles tendon is sore after playing tennis, it is recommended to consult a doctor for a clear diagnosis and targeted treatment. In addition, all of the above drugs should be taken under the guidance of a doctor, not unauthorized use of drugs.