It depends on your goals, of course. For lots of adults these days, walking is the only exercise they get. If they're lucky it's a brisk walk. Making that li

It depends on your goals, of course. For lots of adults these days, walking is the only exercise they get. If they're lucky it's a brisk walk. Making that little bit of exercise consume less energy isn't really a goal in those cases. Of course, there are still applications for this. They just seem unlike to be found among the sedentary masses.