Sleep Training Truths: What Science Can (And Can’t) Tell Us About Crying It Out

Taking care of a newborn can be relentless and at some point, many parents need the baby to sleep — alone and quietly — for a few hours. So what does science say about the controversial practice of sleep training?

Some parents swear by it. They say it’s the only way they and their babies get any sleep. Others parents say it’s harmful. So what does the science say? Here we separate fiction from fact.

(Image credit: Scott Bakal for NPR)

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