The disadvantages of post-surgery coitus are as follows: 1) It is easy to touch the wound during coitus and cause pain. 2) The wound is easy to be stretched during coitus and cause bleeding, and easy to lead to localized scarring. 3) During coitus, it is necessary to consume the patient’s physical strength and nutrients, which can easily lead to the healing surface of the wound healing slowly. 4) If you are doing abdominal, thoracic or craniocerebral surgery, you may be able to cause blood vessel rupture and bleeding due to the rise in blood pressure, and may even endanger your life. The blood pressure will rise and cause blood vessel rupture and bleeding, even life-threatening. Therefore, after the operation can not temporarily cohabit, generally in the physical state of recovery before cohabit, its time need to consult with the treatment of the attending physician. In order to promote the body to recover as soon as possible, you can take in nutritious substances, such as fresh fish, vitamin-rich fruits and so on, to help the body to recover as soon as possible.