Train for strength, power, endurance, cardio, and weight loss. The Cybex Arc Trainer offers broad incline and resistance ranges which mean it is really 3 machines in one. At the lower incline levels, the glide is a cross country skier. In the mid-range levels, the motion is a stride (like an elliptical except with proper positioning). At the high levels, the climb of a stepper or climber. Glide, Stride, and Climb. And lots of programs also make the Arc Trainer fun to use.