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

Sep 24, 2021

Where are we with testing technology? Why is the demand for testing surging and are there enough tests? When is the best time to use at-home testing given the cost? What’s the difference between PCR and rapid antigen tests and how accurate are they in different circumstances? Dr. Gigi Gronvall gives an update on testing and answers questions with Stephanie Desmon. Note: Dr. Gronvall references the Center For Health Security’s Testing Toolkit resource, which you can find here