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Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

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Video: How Hemoglobin Picks Up and Delivers Oxygen

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