For anxious new parents, a hiccupping baby can be another source of worry.
But it is normal for newborns to hiccup for eight minutes at a time, and scientists now suspect they do it to learn how to control their breathing.
When babies hiccup, researchers have discovered they have two brainwaves likely linked to the feeling in their chest, and a third thought to be a reaction to the ‘hic’ sound occurring together with the contraction.
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