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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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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.
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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.