Things that happen below the belt - whether they are sexual preferences, fetishes, sexually transmitted diseases, or a sexual mishap - are usually kept private. However, sexual medicine expert Dr. Axel-Jürg Potempa knows exactly what really goes on in German bedrooms day after day and night after night. What is embarrassing for those involved is all the more fascinating for outsiders. In this book, the experienced sexual physician Dr. Potempa shares his most exciting, exotic, and interesting cases. Because what is embarrassing for those affected is even more captivating for outsiders. This book is a new edition of the title "What You'd Better Not Know About Sex.".