The contour of the face consists of skin, subcutaneous fat and muscle. Any one of these three functions is low, which will have a bad influence on facial contour. If skin elasticity drops, muscle function drops and subcutaneous fat increases, it will make the face slack and obese. Age, ultraviolet rays, improper diet and corresponding expressions are more likely to cause this situation. Therefore, we should pay more attention to the following aspects in our daily life. 1, when going out, choose cosmetics with anti-ultraviolet function. Ultraviolet radiation will make the skin lose elasticity, destroy collagen, and make facial muscles age and relax. 2. Don't smoke. Smoking will destroy vitamin C, thus posing a threat to skin elasticity. 3. Chewing slowly while eating can exercise the elasticity of the expression muscles. 4. Develop the habit of taking a hot bath and strengthen the metabolism of the body. 5. Skin care products with firming effect. 6. Adjust your mental state and maintain a healthy posture with your head held high. Often hang your head and look dull, which will relax the muscles of the face and neck and accumulate fat. 7, eat more seaweed food (such as kelp, seaweed, seaweed and so on. ), which is helpful for skin fitness. 8, often do some simple facial movements, which can effectively maintain the tension of facial muscles. You can press "Fish", "Yi", "West", "Wu", "Oh" and "Wow" every day to exercise your face, and you can also smile, pout, drum your cheeks and concave your cheeks several times in your spare time. 9, chin, neck fat, you should bow your head, look up and turn your head every day. At the beginning, the movement should be slow and the range of activities should not be too large, so as not to cause dizziness and other adverse reactions, and then slightly increase the amount of exercise after adaptation. This kind of head movement can help eliminate the fat between the necks and drive away the "double chin".