How does the human body work? What roles do the digestive, reproductive, and other systems play? Learn about human anatomy and the complex processes that help your body function. ➡ Subscribe: About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. Get More National Geographic: Official Site: Facebook: Twitter: Instagram: Human Body 101 | National Geographic • Human Body 101 | National Geographic National Geographic / natgeo
