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Cyanide works by making the human body unable to use oxygen.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
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Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.