Series exploring the wonders of the human body. Using spectacular graphics based on real images and the latest scientific research, Michael Mosley takes viewers on a voyage through the workings of the inner human universe. Travelling through the body, tiny clusters of hairs loom as large as a forest and hidden chambers of the heart rise up like a vast cathedral. To illustrate the surprising ways bodies work, the series also tells the stories of remarkable people from around the world who have pushed theirs to the absolute limit. From the moment of creation to our last breath, the series reveals the human body's ability to amaze and delight. Mosley tells the story of human biological creation. He brings to life surprising medical research, revealing the improbable sequence of events that lead to birth. State-of-the-art graphics follow millions of sperm on their dangerous race towards the egg, revealing the ingenious ways that a woman's body selects the best; illustrate a body begining to self-assemble; and, in a television first, show a human face coming together. The programme follows the progress of a couple who are expecting triplets, from the 4D scan when they first come face-to-face with their babies to the dramatic finale of birth. Plus, meet a woman expecting her 16th baby and the oldest conjoined twins in the world.