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Is one dose of the COVID-19 vaccine enough?
A slow vaccine rollout means many may be left waiting for their second dose. How much does that matter?
COVID vaccines are getting thrown out thanks to strict distribution rules
Here’s everything you need to know this week.
You can test positive for COVID-19 after a vaccine—but that doesn’t mean the shots don’t work
It takes time to develop antibodies against the novel coronavirus.
The world may be at risk of a new COVID-19 surge
As the new coronavirus variant spreads, it might create spikes in cases around the globe.
Ending the pandemic means vaccinating the whole world—but the US is focusing on itself
Getting rid of COVID-19 in the United States won’t solve the pandemic.
Can you spread COVID-19 after vaccination? Here’s what we know.
Even if you’ve been vaccinated, it’s important to keep masking up.
With two COVID-19 vaccines available, the CDC updates its guidance on who gets them first
Here’s everything you need to know this week.
What you should know about allergic reactions to the COVID-19 vaccine
Allergic reactions to vaccines are rare but not unheard of.
See how COVID-19 vaccines will get to your neighborhood
A pharmaceutical supply chain expert explains the challenges of distributing the Pfizer and Moderna vaccines.