Quiz: Can you pass our 9 question test on the latest theories of COVID-19 transmission
Briefly

The World Health Organization has issued an updated report proposing new terms and definitions, along with a revised approach to understanding how pathogens spread through the air.
Jeremy Farrar, chief scientist of WHO, aims to create a shared vocabulary and approach to streamline containment efforts by public health professionals and reduce confusion.
Transmission of pathogens like SARS-CoV-2 is complex and depends on various factors including immunity, humidity, room size, airflow, vaccination status, age, and pre-existing medical conditions.
Read at www.npr.org
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