If you’ve got a gym membership or a home-gym setup, chances are you’re well versed in the benefits of working out your biceps, triceps, quadriceps, calves, pecs, back, core, and shoulders. If you love yoga, you know the importance of gaining flexibility across your hips and core—as well as so many other muscle groups. But for all of us who love exercise, there’s a crucial body part we all too often neglect, and it’s all the more puzzling when you take into account how often we actually use it: Our feet.
After all, according to the Arthritis Foundation, each