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Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

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About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

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Your heart beats over 36 million times a year.

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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Pericardial effusion: A, normal pericardial sac; B, pericardial sac with excess fluid possibly causi Pericardial effusion: A, normal pericardial sac; B, pericardial sac with excess fluid possibly causi
A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan
Deficiency/Vice, Mean/Virtue, Excess/Vice Deficiency/Vice, Mean/Virtue, Excess/Vice
Excess heat capacity chart Excess heat capacity chart
The oceans have absorbed 90% of excess energy The oceans have absorbed 90% of excess energy
The oceans continue to absorb most of the excess energy trapped by greenhouse gases The oceans continue to absorb most of the excess energy trapped by greenhouse gases
Video: Brain Lobes Animation

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