Roughly 35 of the 639 skeletal muscle groups that make up the human body are responsible for flexing, extending and stabilizing your core. Typically gym-goers remember to strengthen the area with ...

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Add this exercise to your next ab workout to challenge your hips and obliques.

Rebuilding core strength after 50 requires a shift in perspective: it is no longer just about holding your body stiff against a gym floor. While planks look effective on paper, they often limit ...