Precautions after arm liposuction: 1, avoid eating irritating food such as pepper after operation. 2, ensure the surgical site clean, prevent infection. 3. Fat swelling fluid will flow out of the incision on the second day after arm liposuction, which is not suitable for strenuous activities. There was slight pain in the operation area on the first day after operation, and normal life could be restored on the second day after operation, avoiding long or strenuous exercise. 4. The local wound after operation can be bandaged with pressure, but the pressure should not be too high. If there is bleeding or serious hematoma, you should go to the hospital for a follow-up visit in time. 5, take out stitches before incision, to avoid water. 7. Use antibiotics in strict accordance with the doctor's advice.