Masks Could Help Stop Coronavirus. So Why Are They Still Controversial?
Confusing government advice at the start of the pandemic and cultural misgivings may have limited acceptance
Medical experts say even handmade or cheap surgical masks can block droplets emitted by speaking, coughing and sneezing, making it harder for the virus to spread.
Bojan Pancevski in Berlin
Jason Douglas in London
June 29, 2020 3:54 am ET