The Wikipedia article is very informative also: https://en.wikipedia.org/wiki/Diaper https://en.wikipedia.org/wiki/Diaper From Pampers making big sizes for the

The Wikipedia article is very informative also: https://en.wikipedia.org/wiki/Diaper https://en.wikipedia.org/wiki/Diaper From Pampers making big sizes for the child to be dependant until the age of 5, to skin irritation because of diapers. My guess. You just can't expect the same quality of care when people get poorer and poorer in general.