Since early 2020, as the COVID-19 pandemic raged both across the U.S. and the world, various photographs of masks worn during the 1918-1920 influenza pandemic were shared online, as we noted with ...

CNN — Pandemic: It's a scary word. But the world has seen pandemics before, and worse ones, too. Consider the influenza pandemic of 1918, often referred to erroneously as the "Spanish flu." ...