Double chin is caused by excessive fat collection in the jaw and local skin aging and relaxation, commonly used weight loss methods include surgery, diet control, local massage, etc. The specific implementation methods are as follows: 1. Liposuction surgery: the shortest effect time, but with a certain degree of invasiveness, so it is recommended that you must choose a regular, professional hospital with relevant qualifications for surgery to ensure the safety of surgery and reduce post-operative Complications occur. 2, control diet: through the control of the diet can achieve the overall weight loss effect, including the reduction of double chin. It is important to pay attention to the amount of caloric intake in the daily diet so as not to produce too much residual energy, which leads to the accumulation of fat in the abdomen, jaw and other parts of the body. 3, sports: exercise to lose weight can also achieve the overall purpose of weight loss, and can enhance the body’s resistance, especially suitable for long periods of time to maintain a sitting position in the workforce. 4, strengthen the local skin muscles: we should pay attention to the daily maintenance of the face and neck skin to slow down the aging rate of the skin, but also with the neck massage and other methods to improve the phenomenon of local skin relaxation. Double chin can obviously affect the beauty of the face, it is recommended that individuals choose the right method to lose weight according to their own situation, and any weight loss method requires a long period of persistence to achieve the desired effect.