a. For example, they go jogging every day at the same time, play tennis two or three times a week, or swim every Thursday.
b. In fact, Americans often schedule their recreation as if they were scheduling business appointments.
c. However, for many Americans, their recreational activities are relaxing and enjoyable, or at least worthwhile, because they contribute to health and physical fitness.
d. Many visitors to the United States think that Americans take their exercise and free time activities too seriously.
e. Foreigners often think that this kind of recreation sounds more like work than relaxation.