A recent study published in Nature Biomedical Engineering has showcased a, shall we say, remarkable innovation: a 3D-printed penile implant that successfully restored sexual function in rabbits and pigs. This pioneering research, conducted by an international team from the U.S., Japan, and China, opens up exciting possibilities for treating erectile dysfunction and other penile injuries in humans. Why The Penis Is More Complex Than You Might Think The penis is an intricate structure composed of