Suggestion: Hello, according to your situation, your skin is too loose because you lose weight too fast, because your skin can't keep up with your weight loss speed. In addition to exercise, it is to control diet. I suggest you don't go on a hunger strike now, and control your diet, eat less high-calorie foods and eat more fruits and vegetables, so that you won't lose weight too fast, and your skin will slowly recover. Here's to health.