The best times of day to run are around 7am and in the evening. 1. Around 7:00 a.m.: Going for a run in the morning after waking up can not only breathe fresh air, but also make people wake up quickly, so that people are full of energy for the day, and running before breakfast can better wake up the gastrointestinal tract that has been resting, so that the food is better digested and absorbed. 2. evening: in the evening when the human body’s hormone activity is in a good state, running at this time is also better, can promote human sleep, improve the quality of sleep. Regardless of when to run should pay attention to the running time, generally no more than 30 minutes is appropriate, before running should also do a good job of stretching exercise, so as to avoid running in the process of sports injuries.