You just crushed the Women’s Health Flex Challenge —go you! What’s next? How about a 7-day core-sculpting challenge? Enter: ...

Strengthen your core and improve posture with these 7 expert-approved exercises. Follow this 30-day plan for visible results ...

Calisthenic exercises are relatively quick and involve ... You'll be exercising your abdominal muscles and building strength in your core, which supports your spine, hips, and abdomen.

Build strong core muscles without weights, just using these three crunch variations from a functional training coach.

If you’ve grown bored of your basic mat routine for core workouts, incorporating resistance band ab exercises can help you ...