Eating time is best kept at about 20-30 minutes per meal, if you eat too fast, the food can not be well chewed, can not let the gastrointestinal better digestion, absorption, which will be easy to hurt the esophageal mucosa and the stomach. When eating to do chew slowly, but if you eat too slowly will also have a bad effect, because the body’s digestive enzymes have a certain time activity, after eating more than 10 minutes is the best time for digestive enzymes activity, which is conducive to the gastrointestinal better absorption of its nutrients. Bile needs to be discharged to digest food, and the amount of bile discharged is limited, so if the food is not digested in time, fat will accumulate, which will be detrimental to health. Chewing slowly is also conducive to better judgment of whether you are really full, so as to avoid the phenomenon of obesity caused by excessive intake.