Liposuction is more mature nowadays, and with proper preoperative preparation and postoperative care, it is usually not harmful to the body. Liposuction is a procedure that removes excess fat from the body through techniques such as negative pressure or ultrasound to improve body shape. With the updating of surgical instruments and equipment, liposuction is becoming more and more sophisticated, less painful and safer for patients. Although liposuction itself is not harmful to the body, liposuction is also a surgical procedure, and there are certain risks associated with it, such as excessive suction, too large a range of suction, which may lead to damage to blood vessels, nerves, and deep tissues, etc. Therefore, it is important to choose a regular plastic surgeon to perform the procedure. Therefore, it is important to choose a regular plastic surgery hospital or a regular hospital plastic surgery department, and have the surgery performed by a professional physician to minimize the risks as much as possible. It is recommended that patients must have good communication with their doctors before undergoing liposuction surgery. Patients with cardiovascular and cerebrovascular diseases, diabetes and advanced age are not recommended to have liposuction surgery. In addition, it is important to take rest after the surgery and avoid spicy and stimulating food.