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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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Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.
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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
David Vetter, the "bubble boy."
How to find derivatives of trigonometric functions
How to use the closed interval method to find absolute maximum and minimum values
Peritoneum " الحوض"
Female Reproductive System - Oocyte "بويضة الجهاز التناسلي "
Pattern baldness, a sex-influenced autosomal trait in humans