Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
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There are 60,000 miles of blood vessels in every adult human.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.
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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.
Comparison of the level of skin damage as a result of the three different degrees of burns.
Insert the needle with the beveled side up. Keep the angle low, 10 to 30 degrees.
Converting Degrees to Degrees, Minutes, Seconds
How to convert from radians to degrees, minutes, seconds
Equivalent Trig Expressions
Use a compound angle addition formula to determine an equivalent trig expression for cos(x + ...