Health
Why navel cleaning?
Human navel forms when the doctor cuts the umbilical cord. Depending on how the cut heals, we may have a protrusion or a navel.
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Human navel forms when the doctor cuts the umbilical cord. Depending on how the cut heals, we may have a protrusion or a navel.
Human umbilical cord is a place to support a microbial ecosystem, very similar to the biodiversity of tropical forests, according to a new study.