Only people ages 18 to 30, proven to be healthy, will be taken as volunteers.
A medical syringe is inserted into a small bottle labeled "Vaccine COVID-19" in this illustration taken April 10, 2020. Dado Ruvic/Reuters
In a bid to speed up the race to find a vaccine for the novel coronavirus, the U.K. government announced Tuesday morning that it will be launching some controversial vaccine trials known as challenge trials.
In a world first for COVID-19, young healthy volunteers will be vaccinated, then intentionally exposed to the potentially deadly virus in order to test vaccines in a controlled environment. Although some medical experts view them as ethically questionable, the benefit of challenge trials is that they can be completed in a much shorter timeframe than typical late-stage studies.
The experiment will take place in a quarantine ward of a north London hospital. After inhaling a diluted dose of the virus, the trial participants will be closely monitored, thus enabling scientists and doctors to better understand the disease and how a vaccine can fight it. Read more >>