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Asthma cases in Americans are about 75% higher today than they were in 1980.

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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

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Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

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There are more sensory neurons in the tongue than in any other part of the body.

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