How important is sex for us humans? Is it just a nice bonus or even the main thing? As a specialist in urology, Dr. Nabil Morkos knows his stuff and reveals everything you need to know about sexuality. Ever since humans have existed, they have slept with each other and indulged in sex. Our ancestors were no less adventurous and open-minded than today's generations. Reports from ancient Greece, Rome, India, China, and Egypt document surprising facts. We can't do without sex! But what good is it if there's no fun in bed? How can we maintain our desire for sex even after years of partnership and into old age? How important is sex for our health? There are answers to all these questions.