Be sure to do warm-up exercises before running in the morning, or you will easily hurt your joints. In addition, there are pollutants in the air in the morning, such as smoke and benzene. The concentration of carbon dioxide is also very high. A large amount of inhalation by runners will do harm to health. Therefore, it is not appropriate to run in the morning too early, and it is not appropriate to run in the morning in foggy days and poor air quality.
Don't run too late for fun, but also pay attention to the wind and cold.
Many people who have no time to exercise during the day often choose to run for fun. According to the Science and Technology Daily, experiments have found that when people are running for fun, the number of platelets in the blood is reduced by 20%, which can reduce the risk of vascular embolism of runners.
In addition, after fun running, the brain will secrete more melatonin and growth hormone during sleep, which can promote the growth of teenagers, improve the immunity of adults and promote sleep. Don't run too late for fun, because sports will arouse central excitement. If it is too late in the fun run, it will make it difficult for people to fall asleep at night and affect the next day's work.
Reference to the above content: People's Daily Online-There is no "better or worse" between morning running and fun running. The key is the running style.