How Sex Works

“Read this book and discover sex again, but from a scientific perspective, and see why it evolved. It’s almost as much fun, and needs less energy.”
— Peter Macinnis, author of 100 Discoveries: The Greatest Breakthroughs in History

""How Sex Works manages to inject science writing with the prurient thrill of a gossip rag.""
—O magazine

Medical maverick and New York Times bestselling autho...