Your core (that means both your back and abdominal muscles) is your source of power—seriously. It's also what helps stabilize your entire body, prevent low back pain, and impact your posture, helping ...
The bodyweight moves packed a punch.
Looking for a quick ab workout to fire up your core? This seven-minute intense ab challenge targets your lower abs with no equipment. To find out for myself, I unrolled my yoga mat and gave it a go ...
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