| Author: | Primary Muscles: | Print? | | Rod Ferris CPT, CPAFLA | Quads, Thighs, Gluteus Maximus, Bicep Femoris, Hip Flexors, Gastrocnemius (Legs, Butt, Quadriceps, Hamstrings, Calf) |  |
| Performance Recommendations | This is the most popular cardiovascular exercise. Due to the impact on the knees and other joints, other alternatives may be desirable. For example, aquafit, cross trainer, cycling, and the stepper. | |