Step Jack
An intermediate plyometric exercise that targets the calves and shoulders.

Muscles Targeted
Primary
- CALVES
- SHOULDERS
Secondary
- CORE
- GLUTES
Equipment Needed
- Step
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General Safety
These general guidelines apply to every exercise: warm up first, choose a load and range you can control, and stop if you feel pain. Ask a qualified professional before training around an injury or medical condition.
Related Exercises
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