It is normal to have a good appetite after quitting smoking. . . Just pay attention to more exercise. You shouldn't gain weight. . I have given up smoking for more than two months. . I usually take care not to eat too much high-fat and high-calorie food. . Eat more fruits. Do more exercise when you are free. . . . . I haven't gained weight. My weight is about the same as before. . I wish the landlord success in quitting smoking and drinking.