What we still don’t know
There’s still a lot we don’t know — including where the virus came from and when the pandemic will end.
Preparing for your vaccination
CNN Medical Analyst Dr. Leana Wen shares how to plan for taking care of ourselves and our loved ones as more people get vaccinated.
How to wear masks
Masks can help protect against the spread of Covid-19, but they’re only effective if you wear them properly.
Send us your questions
CNN is collecting your questions about Covid-19. We’ll be answering some of them in upcoming stories.
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