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The horizontal fraction bar was introduced by the Arabs.

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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

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In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

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Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive (A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Edward Bellamy, author of the utopian novel Looking Backward (1888) Bellamy’s socialism worried many Edward Bellamy, author of the utopian novel Looking Backward (1888) Bellamy’s socialism worried many
Swing gaits: (A) swing-to gait; (B) swing-through gait. Swing gaits: (A) swing-to gait; (B) swing-through gait.
A warning label on a Honda hybrid warns that a person can be killed due to the high-voltage ... A warning label on a Honda hybrid warns that a person can be killed due to the high-voltage ...
Common Causes of Walking Gait Deviations Common Causes of Walking Gait Deviations
Food security per person Food security per person
Video: Acid-base imbalances - compensation of respiratory acidosis and alkalosis

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