Select all that apply Which of the following statements about vigorous recreational activities are true?
A. Certain vigorous activities, such as cycling, can be classified as both vigorous recreational activities and vigorous aerobic activities.
B. Vigorous recreational activities are activities done for personal enjoyment. C. They can provide the same cardiorespiratory benefits as vigorous sports if done for a sufficient amount of time.
D. Vigorous recreational activities are always group activities.