Generally, the interval between three meals a day is about 4 hours to 6 hours, because the gastric emptying time of mixed food is between 4 hours and 5 hours. It's better to eat in half an hour. Eat three meals a day regularly, and a healthy diet is the foundation of health. Diet is the main way for people to consume energy, and the quality and habits of diet directly affect people's health. You need to chew slowly when you eat.