A team of 12 international scientists carried out a comprehensive study on the efforts to combat COVID and the flu and published their findings in the Cochrane Database of Systematic Reviews. The authors evaluated 78 studies on the effectiveness of various mitigation strategies, including masks, social distancing, screening, quarantine, and hand washing, on the transmission of COVID, the flu, and related viruses. The studies were diverse in nature, ranging from outbreaks to periods of low transmission and including a variety of settings from affluent countries to developing nations, schools, hospitals, and villages. The key factor that set these studies apart … Continue reading The Impact of Masks on Virus Transmission: Results of Comprehensive Studies