![Active Air Filtration Mask Promises Better Protection [video]](https://i0.wp.com/healthtechinsider.com/wp-content/uploads/Ao-Air-mask-with-video-600x275-1.jpg?resize=600%2C275&ssl=1)
by Bruce Brown | July 23, 2020 | Health
Last year at this time, no one expected most people in the U.S. would be required, expected, or even asked to wear air filtration masks in public areas. The COVID-19 pandemic happened, however, and health experts are nearly unanimous in their support for masks as one...
