Most of us acquire knowledge regarding sex and sexuality, through various formal and informal avenues. Much of the information acquired through infornal sources is unlikely to be accurate or correct. Sex being a topic, which is not openly discussed is shrouded in secrecy.
While the world's major killer disease, smallpox, that used to claim millions of lives has been eliminated, the planet has been struck with a more dreaded disease, AIDS or Acquired Immuno Deficiency Syndrome.