I think the issue is that the bread we buy today is very different from the bread our grandparents bought. Also, we are no longer dying of many of the same illn

I think the issue is that the bread we buy today is very different from the bread our grandparents bought. Also, we are no longer dying of many of the same illnesses that killed people in centuries past, which means we're living long enough to get knocked off by colorectal cancer.