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To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
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There are 60,000 miles of blood vessels in every adult human.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.