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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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People about to have surgery must tell their health care providers about all supplements they take.
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In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.