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Evidence and experts to help you understand today’s public health news—and what it means for tomorrow.

Apr 29, 2022

How did omicron numbers affect hospitalization rates? Why are positivity rates so high in some areas, and should we even pay attention to those? How accurate are rapid tests, and how forgiving are they of user error? Are our immune systems more “naive” after two years of physical distancing and masks?

Dr. Amesh Adalja from the Center for Health Security returns to the podcast to talk with Lindsay Smith Rogers and answer your questions sent to