Six months after the hernia surgery, the feeling of hidden pain under the incision during intercourse is considered to be related to the increase of intra-abdominal pressure during intercourse, or to the exclusion of the hernia patch. 1. Increased intra-abdominal pressure: After hernia surgery, the pressure in the patient’s abdominal cavity increases, and taking an inappropriate position during coitus can lead to an increase in intra-abdominal pressure, which can cause pain at the surgical site. 2. hernia patch rejection: hernia surgery needs to be put into the patch for hernia repair surgery for treatment, although the patch is compatible with the body, but there is a certain degree of rejection, and this rejection may also cause pain. Pain after hernia coitus is recommended to do local hot compresses, coitus should take the appropriate position to avoid the increase of intra-abdominal pressure. Hernia surgery after six months of coitus feeling pain under the incision is also seen in other reasons, should promptly consult a doctor, under the guidance of a professional doctor standardized treatment, so as not to delay the condition.