NordicTrack, one of the top treadmill brands in the U.S., just launched its most premium treadmill yet. The cost? Only a cool $15,000. The Ultra 1 Treadmill debuted late last week, coinciding with ...

One way to properly ease into running is by starting out on the treadmill. In fact ... followed by building a base of all running before finally sprinkling in some speed or interval work.