Exercise is medicine. And relief for certain ailments can come from unusual, seemingly unconnected exercise movements. However, the back—especially the lower back—is part of the body’s core. It is often neglected as part of core conditioning, though. Visit this link for a review of exercise movements which strengthen the back and, ultimately, the core.
Plank exercises engage the entire body core and trunk, not just our abs. And there are more than one static way to perform planks. Click the link here for a short article and a video demonstrating the plank variations.