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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

There are 26 species of goanna in Australia. There are 26 species of goanna in Australia.
Anterior and posterior views of the adult human skeleton Anterior and posterior views of the adult human skeleton
William Masters and Virginia Johnson are among the most influential researchers in the history of th William Masters and Virginia Johnson are among the most influential researchers in the history of th
Human dihydrofolate reductase complexed with ligands Human dihydrofolate reductase complexed with ligands
Essentials of Human Communication (6th Edition) Essentials of Human Communication (6th Edition)
Cast of a Fossil Dunkleosteus, with a human to illustrate scale Cast of a Fossil Dunkleosteus, with a human to illustrate scale
Video: Introduction to Sickle Cell Anemia

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