There are approximately 3 million unintended pregnancies in the United States each year.
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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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Thyroid conditions may make getting pregnant impossible.
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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
English and Dani basic color terms.
How to use Cramer's rule to solve a second-order determinant (Question 2)