Opinion Your questions about covid-19, answered by Dr. Leana Wen

Dr. Mayank Amin puts a band-aid on 5-year-old Lydia Jones after receiving a Pfizer-BioNTech vaccine. (Hannah Beier/Reuters)
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Public health expert Leana S. Wen answers reader questions about covid-19 every week in her newsletter, The Checkup With Dr. Wen, and in occasional Q&As with readers. We’ve compiled some recent questions below, and will continue to update this page with the latest guidance.

To read more from Wen or to submit a question, sign up to get The Checkup With Dr. Wen.