Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
Did you know?
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Wood first appeared in plants called progymnosperms.
Measuring Axillary Temperature
Measuring Temperature Using a Temporal Artery Thermometer