Don't eat greasy and high-fat food when you eat midnight snack, so you won't get fat. So you need to eat light food when you eat midnight snack to avoid body fat accumulation. In addition, you need to eat more vegetables and fruits to keep your stool smooth and prevent obesity. In normal times, you need to eat a reasonable diet and not eat snacks and high-fat foods, so you can avoid obesity, arrange your work and rest time reasonably, increase your sleep time and avoid staying up late.