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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
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There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Excessive alcohol use costs the country approximately $235 billion every year.