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Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

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

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No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

These species are all at risk of extinction. Species with “slow” life-h These species are all at risk of extinction. Species with “slow” life-h
Principal Characteristics of REM and Slow-Wave Sleep Principal Characteristics of REM and Slow-Wave Sleep
Slow-Wave Sleep and Learning Slow-Wave Sleep and Learning
Bureaucracies have their dysfunctions and can be slow and even stifling. Most, however, are highly ... Bureaucracies have their dysfunctions and can be slow and even stifling. Most, however, are highly ...
Slow-wave sleep Slow-wave sleep
Kacey Musgraves - Slow Burn (Official Audio Video) Kacey Musgraves - Slow Burn (Official Audio Video)
Video: The life cycle of protein

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