среда, 14 марта 2018 г.

Reverse crunch. An isolation exercise. Target muscle: Rectus Abdominis. Synergistic muscles: Obliques and Iliopsoas (hip flexors). Learn why the reverse crunch is more effective than the standard crunch on my site.


Reverse crunch. An isolation exercise. Target muscle: Rectus Abdominis. Synergistic muscles: Obliques and Iliopsoas (hip flexors). Learn why the reverse crunch is more effective than the standard crunch on my site.

Original article and pictures take https://weighttraining.guide site

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