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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.
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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.