short read | Jul 11, 2013

Is childhood obesity contagious?

Every parent knows that young children catch lots of things at school: chicken pox, the flu and, of course, the annual back-to-school cold. Now there’s evidence that kids can catch something else from their classmates:  obesity. Of course there isn’t a fat virus, or at least one we know about.  But a research team from […]

short read | Jun 27, 2013

Why boys with sisters are more likely to be Republicans

Interesting things happen when little boys grow up with sisters: They are less likely to help mom with housekeeping chores—and they’re more likely to grow up to be Republicans, according to a new paper published in the latest issue of the Journal of Politics (doc). Young men who were raised with sisters also are more likely […]

short read | May 28, 2013

What’s behind the falling teen birth rates?

The sharp drop in teen birth rates, especially among Hispanic teens, appears to be linked to both economic and attitudinal factors. The Centers for Disease Control and Prevention reported last week that the birth rate among 15- to 19-year-olds had fallen to a record low 31.3 births per 1,000 in 2011. Teen birth rates dropped for […]

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