An oblong orbital exercising machine includes a main frame, an upright, two swinging handles, a cycle movement mechanism, two tread bars, two sliding bars, two pedals, two cranks, two rollers, two guiding tracks, two pivot members, and two ball bearings. The top face of each of the guiding tracks has an arcuate convex shape to correspond to the respective roller. Each of the guiding tracks has two upward extending side wings formed on two opposite sides thereof. Each of the pivot members has a threaded rod threadedly connected with a respective one of the swinging handles. Each of the ball bearings is located between a respective one of the pivot members and a respective one of the swinging handles. Each of the ball bearings is mounted on the threaded rod of the respective pivot member.