Classification
| Type | auxiliary |
| Mechanics | compound |
| Direction | pull |
| Equipment | - |
| Additional Equipment | - |
Instructions
Preparation
Assume peaked push-up position with hands and toes on floor, both about shoulder-wide apart, and bottom up. Pull either leg toward chest and place same foot on floor below torso while other leg remains extended backward.Execution
Jump up and down while shuttling legs back and forth, switching between left and right.Variations / Comments
Start with slow pace and move quicker as your shape becomes better. Mountain climbers work legs, core, chest, shoulders and arms and require strength as well as cardiovascular endurance.
Starting Position 
Ending Position Muscles
| Target | Hip Flexors |
| Synergist | Gluteus Maximus | Quadriceps |
| Stabilizers | Rectus Abdominis | Obliques | Hip Adductors | Pectorails Major, Sternal | Pectoralis Major, Clavicular | Deltoids, Anterior | Triceps Brachii |
Front
Rear
