Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
The Meselson-Stahl Experiment p2
The notorious standford prison experiment
Phylogenetic tree based on the distribution of 120 alleles in 42 populations from around the world,
Primates in the New World tend to be small-bodied compared to those elsewhere.