AIDS (Acquired Immune Deficiency Syndrome) is one of the most terrible and devastating diseases of our times, which brought millions of deaths all around the world. It is caused by a virus, called HIV, or Human Immunodeficiency Virus. This virus can be transmitted through transfusion of blood, during sexual intercourses, by sharing a needle when having injection, or from mother to child.
That is why people, who have AIDS, may get infected by such bacteria and viruses, which usually do not cause any disease for healthy people. And very often in such cases prognosis for AIDS carriers can be life-threatening.
AIDS was first reported in summer 1981 in the USA as an unknown disease, called "manly cancer". For the first year about 1600 cases were diagnosed, which resulted in 700 deaths. In 1983 American Center for Disease Control introduced the term AIDS. In 1984 Dr. Robert Gallo in collaboration with the specialists of Institute Pasteur of France discovered HIV as a cause of AIDS. As the amount of deaths was increasing (in 1987 there were 71,000 of registered cases of AIDS and 40,000 of lethal cases), medical scientists started intensive research work, directed on creating a cure for AIDS. (Cichocki)
Unfortunately, there is still no cure for this disease, so numerous biology and medical specialists continue their studies and experiments. It was discovered that AIDS can not be transmitted by usual contacts, like sharing the meals or towels, using the same phone or swimming pool, doing handshake, etc. ...