This at-home ab workout includes some of the best ab exercises like Russian twists, standing oblique crunches, and leg lowers.

Sit-ups and crunches are two of the most well-known abdominal exercises and often have a permanent place in workout plans.

Story by Ebenezer Samuel, C.S.C.S. The secret to training your abs is out – and it entails more than sit-ups and planks, more than just targeting your rectus abdominis, the ballyhooed band of muscle ...