Meal times vary depending on location and habits. Under no special circumstances, it is recommended to have three meals a day and eat regularly. Breakfast is recommended to be eaten between 7:00 and 8:00, with high-quality protein and carbohydrates (e.g. eggs, bread, etc.) that are easy to digest and absorb. Lunch is recommended to eat between 12:00 ~ 13:00, at this time it is recommended to chew slowly, intake of fiber-rich vegetables and meat, supplement the main food (such as rice, steamed bread, etc.). Afternoon tea can be eaten appropriately around 15:00 pm, supplemented with refreshing drinks (such as coffee, tea, etc.), but also supplemented with nuts and so on. Dinner between 18:00 ~ 19:00, dinner should not be too late to avoid the food is not digested to increase the burden on the gastrointestinal tract, affecting the quality of sleep. Specific dietary time should depend on the specific situation, not a generalization.