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Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

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The human body produces and destroys 15 million blood cells every second.

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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

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Approximately 500,000 babies are born each year in the United States to teenage mothers.

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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

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