Adjust the firmness and resistance of your TRUE treadmill’s running belt with Soft Select to lessen the impact on your joints or build up leg strength. HRC® Cruise Control Set your desired heart rate, and your TRUE machine will adjust your program to keep you at that rate throughout you...
Running against wind or on uneven terrain engages more of your muscles, requires more energy, and burns more calories (10 percent more, says Margulies).If you can't get outside, do speed work on the...