How could something we have for free--our bare feet--be better for running than $150 shoes? The truth is that running in shoes is high-impact, unstable, and inflexible. Shoes promote a heel-centric ground strike, which weakens your feet, knees, and hips, and leads to common running injuries. In contrast, barefoot running is low-impact, forefoot-centric, stable, and beneficial to your body. It encourages proper form and strengthens your feet in miraculous...