5.8K views · 41 reactions | This bionic arm may be able to make life easier for people who've lost a limb, restoring their ability to hold and pick up objects, and even change their grip.  | WebMD | Facebook

Watch: With a new surgical intervention and a prosthesis that is fully driven by the user’s own nervous system, patients with amputations below the knee demonstrated a more natural walking gait and improved sense of control over the prosthetic limb. They also walked faster, avoided obstacles more easily, and climbed stairs more naturally than people with a traditional amputation, while reporting less pain and muscular atrophy. The study was conducted by researchers at MIT and Brigham and Women's