When should be the mothers worry? Nobody can exactly answer the question. But one can say, that the stool is always very important and the mothers should take this into the account. After six months when babies start to eat, the stool can be very different in comparison with stool of baby before eating phase.
One of the interesting example is the observation of the red thin threads like worms after eating banana.
As it is shown in the following photo, this red thin threads are obviously. This stool is for a five months baby girl one day after eating banana.
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