AIDS
Submitted by on January 1, 1998
Category: Science
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AIDS VIRUS
The AIDS disease is a complicated illness that involves several
phases. It is caused by a virus that can be passed from person to person.
AIDS impairs the human body's immune system (the system responsible for
fighting off diseases) and leaves the person vulnerable to various infections.
AIDS was first identified in the United States in 1981, when 189 cases
were reported to the Centers for Disease Control. Within a decade the
disease had spread to almost all populated areas of the world. In the United
States alone there are about 65,000 new cases every year. No one really
knows where the AIDS virus came from, but they think it originated in
Central Africa.
In the late 1980’s when researchers discovered that there are several
form of the AIDS virus, they...