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Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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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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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

The Coronary Arteries and Major Veins of the Heart (Anterior and Inferior Views) The Coronary Arteries and Major Veins of the Heart (Anterior and Inferior Views)
Internal view of the heart with aorta, vena cava, and pulmonary arteries and veins. Internal view of the heart with aorta, vena cava, and pulmonary arteries and veins.
Guo Xi, Early Spring. Guo Xi, Early Spring.
This advertisement from about 1885 represents an early stage of capitalism when individuals were ... This advertisement from about 1885 represents an early stage of capitalism when individuals were ...
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Video: Integumentary Anatomy

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