Have you ever been sitting on the floor or with your legs crossed, only to stand up and realize your foot feels like a heavy, tingling block of wood? That pins and needles sensation, often called falling asleep, is a common experience that we at New Jersey Podiatric Physicians & Surgeons Group see a lot of. But while it is usually just a temporary annoyance, persistent foot numbness can sometimes be your body’s way of signaling a deeper issue.