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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Thyroid conditions may make getting pregnant impossible.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.