From thin to fat is a process, and from fat to thin needs a process. From thin to fat, the skin of the body will be stretched and propped up. Most notably, fat lines (similar to watermelon skin lines) will appear on the skin around the waist and inside the thigh. Therefore, it is recommended to combine diet and exercise when losing weight, so that the cells of the body will consume fat for exercise, which will make the skin firm. Girls want to wipe it. When you are fat, you will have a double chin on your face, your face will become bigger, and your figure will be different according to your physique. For example, there are several kinds of fat bodies, such as apple shape, pear shape and gourd shape. If women are too obese, their endocrine will be unbalanced, they will be prone to aging and have rough skin. For men, first, their stomachs will be big, and second, they prefer to sit rather than exercise, and their hips and thighs are very fat. After losing weight, women's faces will change obviously. First, the chin will be obviously sharp and the chest will be smaller than when it is fat, because the chest is white fat, not soft fat. In addition, the fat around the waist will also be reduced, and many girls will completely transform after losing weight. From ugly duckling to beautiful swan. Men have more bones than women, so the proportion of their bodies will not change much after slimming, but the waistline and thighs of men change most obviously after slimming. I hope my answer can help you.