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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

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If you could remove all of your skin, it would weigh up to 5 pounds.

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Medication errors are three times higher among children and infants than with adults.

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The horizontal fraction bar was introduced by the Arabs.

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