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Did you know?
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
Did you know?
The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.