Indoor walking can be a really intense workout, so it’s important ... push it to three minutes—or shorten the 1-minute interval at 3 to 5 percent incline to just 30 seconds.
Well, this indoor walking workout is about to warm up ... push it to three minutes—or shorten the 1-minute interval at 3 to 5 percent incline to just 30 seconds. Instead of sticking to rigid ...