Hernia surgery still hurts after six months, consider with scar proliferation, infection and other factors, should go to the hospital for further examination to clarify the cause of the disease, timely consultation. 1. Keloid scar proliferation: generally due to the process of scar proliferation, it will stimulate the unrepaired nerves as well as inflammation, thus causing hernia surgery six months still hurts. Keloid hyperplasia may present with symptoms such as plaque, swelling, and pain. 2. Infection: usually due to the lack of attention to wound hygiene and cleanliness and improper diet within six months after hernia surgery, causing bacterial infection around the wound, under the stimulation of bacterial infection, causing hernia surgery six months and still painful phenomenon, and there will be fever, pain, itching and other symptoms. After hernia surgery, you should pay attention to rest, reasonable diet, keep local hygiene and cleanliness can promote recovery. If there is still pain in the operated area half a year after the surgery, you should go to the hospital in time, complete the examination, understand the condition, and follow the doctor’s instructions to be disposed of accordingly.