Regions with an early interest in face masks had milder COVID-19 epidemics, according to a new letter. Researchers from the Chinese University of Hong Kong shared findings from their analysis of how public interest in face masks may have affected the severity of COVID-19 epidemics and potentially contained the outbreak in 42 countries in 6 continents.

The authors noted that: “In many Asian countries like China and Japan, the use of face masks in this pandemic is ubiquitous and is considered as a hygiene etiquette, whereas in many western countries, its use in the public is less common.”….more