The Six Worst Killer Plagues in History

Six raging epidemics that shocked the world.

1. AIDS (Acquired Immune Deficiency Syndrome)
(1981 - today)
AIDS (Acquired Immune Deficiency Syndrome) was first recognized in 1981 and originated from Africa. It has led to the deaths of more than 2.1 million people, including 330,000 children. 77% of women in sub-Saharan Africa are living with AIDS.

AIDS is an infectious disease that attacks the human immune system. It is caused by a retrovirus and spread by transfer of infected blood, a contaminated hypodermic needles or by being born to a mom who is infected. read more...