The most popular new form of cardiovascular exercise in fitness facilities today is Elliptical Crosstraining. The Precor EFX 556 features a no-impact, forward or reverse elliptical stride coupled with upper body moveable arms, that lets you adjust resistance for cross training benefits. The Precor EFX 556 allows you to stride smoothly while holding the handrails or moving your arms in natural sync, with or without hand weights. The Precor EFX 556 provides excellent aerobic conditioning, muscle involvement, range of motion and lower rates of perceived exertion than on traditional exercise machines.
