Conor Harris on Instagram: "This is probably the most important element of ankle mobility that you haven’t heard of. The cuboid bone, a small bone on the outside of your foot, might be the missing piece to your foot and ankle health/mobility. It’s part of what’s called the cuboid locking mechanism: a natural system that helps your foot stay stable when you walk, run, or jump. When working properly, it “locks” the midfoot for power and control. But if it’s out of alignment or doesn’t move well, i