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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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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.
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Cyanide works by making the human body unable to use oxygen.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.