Women should not have any surgery during their periods. Otherwise, it can lead to weakness of the body during menstruation which can lead to surgical wounds not easily healed, hemostasis, etc., as well as poorer recovery status. In addition, it can also lead to surgical infection. It is recommended to have the surgery one week after your period or one week before your period. In addition, if you want to do autologous fat breast augmentation, some precautions before and after surgery must be understood. Pre-operative precautions: 1. The presence of diseases in the vital organs of the body, or cardiovascular disease. In addition, such diseases as diabetes and hypertension are relatively contraindicated. If individuals control their blood sugar and blood pressure stably, they can also be operated. 2, normal coagulation mechanism, the last two weeks without aspirin-type drugs can be operated. 3.People who are mentally abnormal or have psychological disorders, lack of determination of their own conditions, and unrealistic requirements are not allowed to have surgery. 4. The case of having scar body is also not suitable for surgery. Post-operative attention: 1, after surgery to keep the wound clean, to prevent infection, it is recommended that in the removal of lines do not let the wound immediately get wet. 2, after surgery to avoid external impact and intense movement of the filling site. 3.A month after surgery, avoid spicy and stimulating food, as well as cattle and sheep seafood and prohibit smoking and alcohol; eat more protein substances, such as pig’s feet, eggs, milk, etc. 4, one month after surgery to avoid sauna, exposure to the sun or to too cold environment to go. 5, wear shape-shifting clothes for at least three months after surgery, and prohibit aspirin or blood-activating Chinese medicine within one month after surgery.