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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Total fertility rates (TFRs) among major regions of the world. Total fertility rates (TFRs) among major regions of the world.
The effective temperature, or black body temperature, of the Sun (5777 K) is the temperature a black The effective temperature, or black body temperature, of the Sun (5777 K) is the temperature a black
Desired Fertility versus Total Fertility Rate in Developing Countries Desired Fertility versus Total Fertility Rate in Developing Countries
Agricultural Land as a Fraction of Total Wealth in the United Kingdom Agricultural Land as a Fraction of Total Wealth in the United Kingdom
A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ... A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ...
What is the total number of valence electrons in a silicate ion, SiO32-? What is the total number of valence electrons in a silicate ion, SiO32-?
Video: Physiology of Asthma

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