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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.
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The longest a person has survived after a heart transplant is 24 years.
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The human body produces and destroys 15 million blood cells every second.
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People about to have surgery must tell their health care providers about all supplements they take.
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.