For anyone who has ever used a StairMaster at the gym, the time has come to really sweat—on a stepmill. Stepmills look like moving staircases, and are so challenging that people brag about their ...

Core Health and Fitness is recalling about 3,500 StairMaster branded 8G Gauntlet Stepmill machines because steps can accelerate rapidly without input from the user, creating a fall hazard. The company ...