This book, the second in the InVision Guide series, uses sumptuous, full-color visuals to tell the amazing story of sex and the human body. Based on actual human data and using revolutionary visual technology, the dimensional renderings in this book are detailed bodyscapes that reveal: the development of sex and gender the critical role of hormones in puberty and sexuality the body during the different stages of sex, from arousal to orgasm different types of sexual dysfunction and disease and their treatments how to enhance and protect your sexual health