The benefits of breastfeeding extend long beyond childhood, a decades-long study finds. Researchers have been keeping tabs on a group of Brazilian children since 1982, and recently, they checked in with some 3,500 of them to see how they're doing as adults.
Interviews and an IQ test found that those who breastfed had higher IQs and were earning more money, the Guardian reports. In fact, a longer period of breastfeeding was associated with particularly good results: Those babies who had breastfed for a year ended up pulling in about $100 more per month ...
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