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Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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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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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Asthma cases in Americans are about 75% higher today than they were in 1980.