> ... that is inadapted to its environment, fragile. No. The "environment" of modern humans now includes modern medicine. Of course, if this aspect of the "en

> ... that is inadapted to its environment, fragile. No. The "environment" of modern humans now includes modern medicine. Of course, if this aspect of the "environment" changes after awhile again, they would be more fragile than the current population in this respect on average. But the same is true for any (ancient) population confronted with new contexts. There is no fundamental difference between man-made environmental changes and natural ones.