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Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.