Of course, as long as you are determined to lose weight, the first problem is eating. Try to eat less junk food and high-calorie food. Pay attention to three meals a day. You must eat some fruits and cucumbers for breakfast and lunch. Remember that thinness is not the fundamental problem. The most important thing is to be in good shape. You can keep running, jumping and skipping. When you go out, try to walk and do sit-ups when you are free. It's good for your figure. I hope my advice can help you. Remember to be confident.