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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

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Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

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There are 20 feet of blood vessels in each square inch of human skin.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

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