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Did you know?
HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.