The fitness world has embraced a new champion in core training, and traditional sit-ups have taken a backseat. The plank, ...

In the quest for a sculpted six-pack, it can be easy to get caught up in long, intense gym sessions. But, your abs don't need ...

Do four repetitions leading with your left arm and then four leading with the right. If the full plank is too much, use a modified plank position [shown in photo B] by bending your knees.