How concerned should we be about the new variants of SARS CoV 2 which cause COVID-19? Is it unusual for viruses to change and mutate? Do vaccines protect against these variants and what can you do to protect yourself? WHO’s Chief Scientist Dr Soumya Swaminathan explains in Science in

YouTube influencer Healthcare Triage talked with WHO's Dr Kate O'Brien about how the COVID-19 vaccine works, how it gets distributed, and how we distribute it equitably. 1:27 Safety questions and concerns about quick development of the vaccine. 7:18 Have we entered a new age where all vaccines will be developed this easily and quickly? 8:41 Questions about vaccine distribution – how’s it gonna work? 10:36 How do we make sure we distribute the vaccine equitably? 11:59 How do we make sure all countries get the same seat at the vaccine table? 13:29 What are reasonable expectations about the vaccine and life returning to “normal”? 15:14 Misinformation about the vaccine 17:00 Specific myths about the vaccine 18:18 The bigger picture – what have we learned from this pandemic that we should apply in the future

Now the world is getting closer to a vaccine for COVID-19, how will these vaccines reach you? WHO’s Dr Katherine O’Brien explains COVID-19 vaccine distribution in Science in 5.

As vaccines get approved by national authorities, learn about National and WHO approval processes for vaccines and how safety is ensured during emergency approval of vaccines. Dr Mariângela Simão explains in Science in 5

When can we expect a vaccine for COVID-19? How will we ensure that it is safe? Who should be vaccinated first and why? Find out the answers to these and other questions.

How do vaccines work to protect us? What are the vaccine technologies in the pipeline and how do we ensure safe vaccines? Dr Katherine O’ Brien explains in Science in 5 !

Learn about the science behind the new coronavirus vaccine made by Pfizer. This video goes over how vaccines work, and how the Pfizer vaccine is a bit different from most other virus vaccines.

PhD Martin Moder, österreichischer Molekularbiologe, Autor populärwissenschaftlicher Bücher und Teil der Wissenschaftskabarettgruppe Science Busters, erklärt die Wirkweise und potentiellen Risiken der mRNA-Impfstoffe gegen COVID1

Early data from US biotech Moderna has revealed that its Covid-19 vaccine candidate is 94.5 per cent effective, raising hopes that a range of immunisations will be available to help end the pandemic. The interim analysis of the vaccine, currently known as mRNA-1273, comes after 95 trial participants contracted Covid-19, including just five who were given the coronavirus jab