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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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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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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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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.