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Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
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Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.
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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Survivorship curve for the North American beaver.
Winter distribution of the American crow, Corvus brachyrynchos.
American Cocker Spaniel
Juvenile American alligator swimming, showing the distinctive yellow striping found on juveniles
Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha
The dance language of bees