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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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There are 60,000 miles of blood vessels in every adult human.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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