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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

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Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Chimpanzees live in complex kin groups in which lifelong bonds and individual personalities play key Chimpanzees live in complex kin groups in which lifelong bonds and individual personalities play key
Santiago Calatrava, Port Authority Trans Hudson (PATH) station, World Trade Center site. Santiago Calatrava, Port Authority Trans Hudson (PATH) station, World Trade Center site.
Global Links: African Slave Trade Global Links: African Slave Trade
Atlantic Cod Stocks, Grand and George Banks Atlantic Cod Stocks, Grand and George Banks
Finding the length given total distance and distance longer than other point Finding the length given total distance and distance longer than other point
Finding the angle from a ratio Finding the angle from a ratio
Video: Introduction to Cystic Fibrosis

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