14:56, Mon, May 25, 2020 Updated: 14:59, Mon, May 25, 2020 The rules on face masks are straightforward but have become muddled by the changing of guidelines. Initially, it was said that face masks are ...

Up to this point in the coronavirus pandemic, public health officials in the United States have advised healthy civilians against wearing face masks, despite a growing grassroots masks-for-all ...