"Stiff: The Curious Lives of Human Cadavers" is a non-fiction book by Mary Roach that explores the various uses and treatments of human bodies after death. The author delves into topics such as anatomy, forensic science, and the ethical considerations surrounding cadaver use in medical research and education. Throughout the book, Roach presents fascinating anecdotes and scientific insights, revealing how cadavers contribute to advancements in fields like medicine, forensics, and surgery. The narrative combines humor with respect for the deceased, making complex subjects accessible and engaging for readers interested in the life cycle and the role of human remains in society.