The distinction between the short run and long run traditional Phillips curve (not the New Keynesian variety) is so ingrained in economists that it seems obvious to us. We sometimes forget that it took many years for policymakers to understand it. I think something similar is happening with the economics/health trade-off in this pandemic.
There is undoubtedly a short term trade-off between imposing greater restrictions (in extremis, lockdowns) to improve health outcomes (a good) and the negative effect that has on the economy (a bad). In much the same way as there is generally a short term trade off between expanding the economy to reduce unemployment (a good) and getting higher inflation (a bad). But in both cases that is not the end of the story… More here.
A brilliant article.