Mask Effectiveness Study
Ben's study examines the effectiveness of surgical masks in stopping viruses, shedding light on their efficacy when worn by sick individuals.In this clip
From this podcast

Science Vs
Coronavirus: The Mask Wars
Related Questions
Are masks truly effective for preventing the spread of COVID-19 as discussed in the episode 341: Julie Gerberding | Answering Your COVID-19 Questions and the clip Mask Science?
Are masks truly effective for preventing the spread of COVID-19 as discussed in the episode 341: Julie Gerberding | Answering Your COVID-19 Questions and the clip Mask Benefits?