What Doesn't Kill You Makes Youro Stronger?

After the black death, there is this idea that you ultimately end up with a potentially more sustainable population. But patterns of human plague deaths might reflect the disease dynamics of nearby animal host populations. The feudal system was was weakened by all this, potentially paving the way for further changes. It also might mean that survivors were in better shape to survive the plague and or had better access to nutrition or standard of living.