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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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There are more nerve cells in one human brain than there are stars in the Milky Way.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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Human kidneys will clean about 1 million gallons of blood in an average lifetime.

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