A chance of a woman having twins is increased after the age of 35. About 1 in 27 women will give birth to twins after this age. After 50 the chances of having twins is 1 in 9.
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Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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You share your birthday with at least 9 other million people in the world.
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Karl Pillemer, a professor, performed a study on thousands of elderly people and what advice they had about life. On happiness, there was a consensus: “the elders viewed happiness as a choice, not the result of how life treats you.”
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Yawns are more contagious among people with closer relationships.
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The average person laughs 13 times a day!
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Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
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