Our immune system will remember the coronavirus for a long time, years maybe, according to new data. This is potentially huge news for global vaccination efforts.
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Vaccines are safe and save lives. The rapid development of COVID-19 vaccines has people asking questions. Here is an overview of the reactions and side effects you can expect.
Officials say 60% of Africa's 1.3 billion people will need to be vaccinated against COVID-19 in order to achieve continent-wide herd immunity. But with cases surging, governments are scrambling to secure supplies.
Researchers around the world are developing vaccines against SARS-CoV-2, the virus that causes COVID-19. Here's a look at their progress so far.
What are the differences between the vaccines? Which one is the right one for me? How quickly can people get vaccinated? Are there potential side effects? Here are some answers to the most important questions.
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