CDC study recommends double masking to reduce Covid-19 exposure

Research suggests people can increase aerosol droplet protection by 90% with well-fitted surgical mask covered by a cloth maskThe US Centers for Disease Control and Prevention (CDC) has found close-fitting surgical masks worn underneath cloth masks – known as double masking – can significantly enhance protection against Covid-19. Related: Coronavirus live news: WHO backs AstraZeneca jab for over-65s; Israel to open leisure facilities to vaccinatedContinue reading...