There are more bacteria in your mouth than there are people in the world.
Did you know?
ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.
Did you know?
Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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.
American Cocker Spaniel
A Mass-Loss Star
Sources and Amounts of Oil Released into North American Marine Waters
Age and Grammatical Knowledge The challenge of learning a second language rises with age. Source: J
Spanish-American War: Caribbean Theater, 1898
A Japanese American child in California tagged for relocation to an internment camp.