> Is a daily 7-minute workout better than a 30-minute workout three or four times per week? The best workout is the one you'll actually do; I suspect this prog

> Is a daily 7-minute workout better than a 30-minute workout three or four times per week? The best workout is the one you'll actually do; I suspect this program is appealing to the crowd that figures they can fit in 7 minutes, but not 30.