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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

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According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Mount Logan, Yukon. Environmental conditions and organisms vary greatly from low to high elevations Mount Logan, Yukon. Environmental conditions and organisms vary greatly from low to high elevations
A skin paste A skin paste
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Recruitment of Muscle Fiber Type Recruitment of Muscle Fiber Type
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Calculation of the probabilities in a mating involving the ABO blood type Calculation of the probabilities in a mating involving the ABO blood type
Video: Summation - defined, spatial, temporal & AP generation or not

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