Why people are volunteering to get Covid-19
A controversial plan could get us a vaccine sooner.
By Laura Bult
With thousands of people dying of Covid-19 every day, the sooner a vaccine can be deemed safe and effective, the better. But vaccine development is a lengthy process that isn’t easy to rush. In part, that’s because of the final step in testing any vaccine: the phase III trial.
Phase III trials require tens of thousands of volunteers, each of whom get either a placebo or an experimental vaccine. Then vaccine developers have to wait until a statistically significant number of them, going about their lives normally, eventually get naturally infected. This step alone can often take years.
When it comes to Phase III trials for a Covid-19 vaccine…
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