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There are more nerve cells in one human brain than there are stars in the Milky Way.

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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

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An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

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Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Female reproductive structure and function in humans. Female reproductive structure and function in humans.
Examples of four different types of cells from the body. Although each cell has a cell membrane, nuc Examples of four different types of cells from the body. Although each cell has a cell membrane, nuc
Using a digital multimeter to test an oxygen sensor using the MIN/MAX record function of the meter. Using a digital multimeter to test an oxygen sensor using the MIN/MAX record function of the meter.
How to plot a sine function containing an amplitude and phase shift (Question 1 of 3) How to plot a sine function containing an amplitude and phase shift (Question 1 of 3)
Function, even or odd, solution Function, even or odd, solution
Structure and function of the gills of a bony fish. Structure and function of the gills of a bony fish.
Video: Phlebotomy

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