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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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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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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

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Cyanide works by making the human body unable to use oxygen.

By middle adulthood, most individuals and established and confident in their careers By middle adulthood, most individuals and established and confident in their careers
Prisoners from the front (1866) established Winslow Homer's reputation for spare truthfulness. Prisoners from the front (1866) established Winslow Homer's reputation for spare truthfulness.
Vocational interests seem to be established well before adulthood, and young people of all ages ... Vocational interests seem to be established well before adulthood, and young people of all ages ...
In Hindu marriages, the roles of husband and wife are firmly established. Neither this woman, whom I ... In Hindu marriages, the roles of husband and wife are firmly established. Neither this woman, whom I ...
Quality of U.S. and Japanese-made Automobiles Quality of U.S. and Japanese-made Automobiles
What will be the pH of the solution once equilibrium is established? What will be the pH of the solution once equilibrium is established?
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