Face masks have become a crucial part of regular life during the Covid-19 pandemic. While some countries have dropped their mask mandates, others, including South Africa, continue to advocate mask use.  

Some experts believe it will be many more months before we see people no longer required to don their masks in public indoor areas. 

But how well do masks protect? It depends on which type you’re wearing, increasing evidence has shown. A new study, focused on healthcare settings, lends support to this overarching evidence. 

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