You are already malnourished, so don't lose weight. If you are engaged in a career that requires weight loss, you must try to lose weight, which will hurt your health. Be sure to lose weight healthily. Regular diet and sleep. Balanced nutrition and persistent exercise. Eat less fried and greasy food and more fruits and vegetables. Drink more water. I believe I won't get fat. If you want a healthy and slim figure. It is recommended that experts give guidance.