Hollow Rock - Sweat
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Hollow Rock

Sweat - sweat.com

How to: Hollow Rock

Primary Muscles Used:Abs, Rectus Abdominis

Exercise Families:Trunk Flexion

Trainer:Cass Olholm

    Alternative Exercises for No Equipment

    * Disclaimer: This blog post is not intended to replace the advice of a medical professional. The above information should not be used to diagnose, treat, or prevent any disease or medical condition. Please consult your doctor before making any changes to your diet, sleep methods, daily activity, or fitness routine. Sweat assumes no responsibility for any personal injury or damage sustained by any recommendations, opinions, or advice given in this article.

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