More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
