PROSTHETICS REPLACE THE PART, NOT THE PERSON. Prosthetics may seem like sophisticated wearable tech, but artificial limbs date back to ancient Egypt! From the Greville Chester toe to modern-day running blades, prosthetics help people enhance their quality of life. In this graphic history, learn about the earliest prosthetics, their increased importance after the World Wars, the Paralympics, and how technology will change prosthetics in the future.