Is square dancing at night harmful to the human body

Moderate exercise is good for the human body, but it should be noted that one or two hours before bedtime do not do too strenuous exercise. If strenuous exercise will reduce the quality of sleep, such as exercise after the mind is more awake, in the night more sleepless, too much exercise, the whole body muscle aches and pains, the spirit at the end of the exercise for a long time in a state of tension.