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Latest video updates regarding Coronavirus. Check out this “Coronavirus vaccine: What are human challenge trials? – BBC News” video below:


Human challenge trials are regarded by some as a faster way to develop vaccines – but they come with big risks.

Could they be used to speed up the development of a vaccine for Covid-19?

BBC Health Correspondent Laura Foster explains how they work.

Video by Terry Saunders, Megan Fisher and Laura Foster.

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Coronavirus vaccine: What are human challenge trials? - BBC News

Human challenge trials are regarded by some as a faster way to develop vaccines - but they come with big risks.

Could they be used to speed up the development of a vaccine for Covid-19?

BBC Health Correspondent Laura Foster explains how they work.

Video by Terry Saunders, Megan Fisher and Laura Foster.

Please subscribe HERE http://bit.ly/1rbfUog