Mouthwash could protect against COVID-19

Mouthwash has the potential to protect against COVID-19 infection by killing the coronavirus before it can infect human cells, according to a new report. Coronaviruses belong to the class of 'enveloped viruses', meaning they are covered by a fatty layer that is vulnerable to certain chemicals. A team of international researchers say mouthwash could destroy the outermost layer or 'envelope' of...