Does step dancing count as strenuous exercise

Not really. Step dance belongs to a kind of square dance, dancing square dance does not belong to the strenuous exercise, strenuous exercise refers to the explosive force is relatively strong, the movement amplitude is large, high frequency, so that the cardiopulmonary function to bear more load movement, and dancing square dance belongs to the aerobic exercise, so step dance does not count as strenuous exercise. Vigorous exercise refers to energy consumption is more than 6 times the basal metabolism of the movement, or more than 60% of the level of the individual's maximum organic capacity of the movement.