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.
Did you know?
Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
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In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
6 day old human embryo
16 weeks old human fetus
The major fissures of the human cerebral cortex.
Functional categories of human genes
Human Lungs (Respiratory System)
Cast of a Fossil Dunkleosteus, with a human to illustrate scale
