They promoted and delivered vaccines, developed prevention strategies, monitored data and did a million other unheralded things to help weave a stronger public health safety net. Meanwhile, top health officials are warning that persistent vaccine misinformation remains a serious public health threat. Particularly in vulnerable communities where access to vaccines, therapeutics and good information are lacking, there is much work to be done. And this common-sense principle is still true: When you enact and maintain good policies, good things happen. In the past two weeks, deaths from Covid are up 63%, a possible harbinger of things to come in 2023.

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