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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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The average adult has about 21 square feet of skin.

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No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

The Dugong is an endangered species; the largest remaining population is found in Australian waters The Dugong is an endangered species; the largest remaining population is found in Australian waters
Wandering Albatrosses have the largest wingspan of any living bird. Wandering Albatrosses have the largest wingspan of any living bird.
Scientists (group photo) Scientists (group photo)
Major Causes of Death in U.S by Age Group Major Causes of Death in U.S by Age Group
Largest nitric acid plants in the United States Largest nitric acid plants in the United States
Average Annual Growth Rates of Population by Country Group Average Annual Growth Rates of Population by Country Group
Video: Dorsal Recumbent Position

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