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Everyone has one nostril that is larger than the other.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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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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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%