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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.
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No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.
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Cyanide works by making the human body unable to use oxygen.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.