Because after people lose weight, their bones will be more prominent, and they will look fresher and more energetic, especially their faces. After losing weight, their facial features will look more stereoscopic than when they were fat before. In addition, after people lose weight, the body fat rate will decrease, and the waist circumference and clavicle will also become smaller, giving people a better visual sense. Therefore, we will feel that fat people have become much better after losing weight.