65438+ 0 hour after meal. Zhang Yimou once said that he would walk five kilometers every day regardless of wind, rain or even snow, which could promote blood circulation and speed up metabolism. The best time period is after meals 1 hour. No matter in the morning or at night, he is the most energetic time of the day. His blood pressure and pulse are relatively stable, and he can adjust his body function smoothly to cope with environmental changes.