1 Moderate aerobic exercise is good for health, but marathon is not good for a long time of excessive aerobic exercise! The study found that the risk of death caused by excessive aerobic exercise for a long time is as high as that caused by sedentary.
The aerobic intensity suggested by scientists: jogging<7.1 km/day or fast walking<10.7 km/day; Total exercise time<5 hours/week.
Excessive oxygen can also lead to myocardial damage and increase the cardiovascular incidence rate.
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