N95, KN95 or KF94: Tips to Shop For Medical Masks

The world woke up to the first reported case of Covid-19 in December 2019 from Wuhan, China. Most experts believe that the SARS-Cov 2 originated in bats and jumped to humans at Wuhan’s open-air wet markets. The virus reached inside and outside China, infecting people who had no direct contact with animals. The disease was […]