Data: 04/03/2021

When a virus is widely circulating in a population and causing many infections, the likelihood of the virus mutating increases. The more opportunities a virus has to spread, the more it replicates – and the more opportunities it has to undergo changes. Stopping the spread at the source remains key. Current measures to reduce transmission – including frequent hand washing, wearing a mask, physi...
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Data: 04/03/2021

When a virus is widely circulating in a population and causing many infections, the likelihood of the virus mutating increases. The more opportunities a virus has to spread, the more it replicates – and the more opportunities it has to undergo changes.
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Data: 26/02/2021

As new variants emerge people are wondering if they should wait until a more efficacious vaccine is available or if they should go ahead and get vaccinated now? Answering your questions on COVID-19 vaccines and variants in this episode of Science in 5 is WHO's Dr Soumya Swaminathan.
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Data: 19/02/2021

As the world rolls out COVID-19 vaccines, many people are asking what to expect – in particular, are these vaccines safe? The answer is yes, but here’s a bit more information you may find useful.
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Data: 19/02/2021

How far apart should the doses of vaccines be? What if I miss my second dose? Can I get two doses from two different manufacturers? How was safety of vaccines ensured?
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Data: 04/02/2021

From clinic trials and emergency use listing to production, transportation, storage and final administration by local health workers – follow the journey of a vaccine.
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Data: 03/02/2021

The Pfizer/BioNTech COVID-19 vaccine is the first vaccine to receive WHO validation for emergency use. Here is how it should be used.
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Data: 01/02/2021

Developing a vaccine is a long road full of checkpoints. Each phase designed to make sure it is both effective and safe. But with the whole world struggling to contain a pandemic, and unprecedented amounts of funding available, the road to finding the COVID-19 vaccine looks more like this.
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Data: 20/01/2021

#AskWHO​ series: This was the live discussion of 20 January 2021 about the COVID-19 vaccines, diagnostics and therapeutics safety assessment and approvals for use.
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Data: 20/01/2021

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