Countries are strengthening their face mask rules. Soon you might have to wear one outdoors, too

Countries are strengthening their face mask rules. Soon you might have to wear one outdoors, too

In recent days, masks have become mandatory in all public spaces — indoors or outdoors — in Madrid, Greece, Portugal’s Madeira Islands and Hong Kong. Those moves seemingly contradict the long-held understanding that Covid-19 is more dangerous indoors. The British government, among others, used its first steps out of lockdown to encourage people to meet … Read more