Yes, but diabetes develops in childhood, before you reproduce. Usually. It CAN appear in adulthood, but that wasn't the case in the child here.

And things that affect PARENTING in an altricial species such as our own can still affect the evolution, since the point is to become an ancestor, not just a parent.

And I thought I had broken it up into paragraphs, I see now that they were WAY too big, sorry!