Researchers Deliberately Infected People With COVID—Here's What They Learned - Verywell Health

A recent COVID-19 challenge trial intentionally infected 36 people with COVID-19. It helped researchers gain insight into how the virus works in younger, healthy adults.

• Challenge studies intentionally infect participants under very strict regulations to observe the full lifecycle of a virus.
• A U.K.-based study purposely infected 36 volunteers with CO… [+4632 chars]
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