[r9etb]

People are simply living too long. These illnessess, conditions, whatever you want to call them are occurring AFTER the normal human breeding period, not before -- well Lupus is a borderline situation as teen girls can get it in their teens.

Nope. Doesn't explain why Type I (aka juvenile) diabetes is so much more common in recent years.

[olde north church]

actually, yes, it does.
In a pure Darwinist society, people who had juvenile diabetes would not have children. Prior to clotting factors becoming available, how many hemophiliacs were able to have children?
Stop to think about the impact of Albert Schweitzer(?) had on AIDS, Ebola, Marburg, etc.