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1 .This is Scientific American 60-Second Mind, I'm Christie Nicholson. Got a minute?
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2 .It's a given that most babies wear diapers, in western cultures anyway.
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3 .But diapers may trap more than waste--they may also confine a baby's ability to walk.
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4 .Scientists compared the walking gaits of 60 babies who were either naked, wore a thin disposable diaper or a thick cloth diaper.
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5 .Half the babies were 13-month old novice walkers and the other half 19-month old experienced walkers.
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6 .When the 30 13-month olds walked naked only 10 fell,
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7 .but while wearing the cloth diaper 21 of them fell, and while wearing the disposable 17 of them fell.
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8 .Among the 19-month olds only 4 fell while naked or wearing disposables, while 8 fell when wearing cloth diapers.
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9 .But both age groups took wider and shorter steps while wearing diapers as opposed to walking naked.
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10 .The research is in the journal Developmental Science.
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11 .The study can't predict if wearing diapers has a long-term impact.
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12 .Nonetheless the researchers believe walking naked would speed up walking development.
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13 .But then we are left with the issue of covering the entire house in plastic and relying heavily on the child's ability to communicate his or her elimination intentions.
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14 .Thanks for the minute, for Scientific American 60-Second Mind. I'm Christie Nicholson.
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