Morning exercise is a good habit. It can strengthen the body, cultivate spiritual sentiments
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Rain and fog are not suitable for morning exercise
Today's fog is different from the fog of the past. The pollution is serious. Nowadays, it is mostly fog. Small fog droplets contain a large amount of pollutants and pathogens. During morning exercise, their breathing volume increases and more pollutants are inhaled. In severe cases, difficulty breathing, chest tightness
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Morning exercise in summer should not be earlier than 6 o'clock
Studies have shown that summer air pollutants are least likely to spread before 6 a.m.
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