How to minimize COVID-19 risks indoors

Friday, December 11, 2020 - 4:40pm

Mask, distance and ventilate. That is the message from Harvard environment and building specialist Joe Allen, who has been sounding the alarm for months on the risks of COVID-19 transmission through the air. This week the CDC updated its guidelines on this as people spend more time inside. Allen tells The World that simple measures go a long way — even cracking open windows.