Intermediate Exercises
Front Plank. (abdominal muscles). 1. Lie flat on the floor with feet together and forearms on the ground. 2. Draw abs in and tighten gluteals (butt muscles) ...
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Front Plank. (abdominal muscles). 1. Lie flat on the floor with feet together and forearms on the ground. 2. Draw abs in and tighten gluteals (butt muscles) ...
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