Uma ingane yakho ivuka ikhala noma ijuluke njalo futhi ize embhedeni wakho, asikho isidingo sokukhathazeka: izingane zinamaphupho amaningi amabi kunabantu abadala, lokhu kuyingxenye yokuthuthuka okuvamile kombhede. 'ubuntwana.

Ngakho, phakathi kweminyaka emithathu neminyaka engu-3, kusuka ku-6 kuye ku-10% izingane ngezikhathi ezithile ziba namaphupho amabi.

Ngokuphambene, ukuvama nokuqina kwamaphupho amabi kuyehla kubantu abadala eminyakeni edlule. Banyamalala kancane kancane, babe cishe yayingekho ngemva kweminyaka engamashumi ayisithupha.