They're focused on targeting the rectus abdominis, or six-pack muscles. For a complete core workout, you should be targeting lower back muscles, too. The low back and the hips work in tandem ...
The different types of abdominal muscles and the back ... give the "six-pack" appearance. External oblique. Also known as the obliquus externus abdominis, this muscle arises from the lower eight ...
The moves with weights are also great examples of compound exercises that work multiple muscles simultaneously, helping build ...
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