Categories COVID-19 Prevention Uncategorized Air Ventilation to Protect Against Infection Post author By DrStuppy Post date February 18, 2021 No Comments on Air Ventilation to Protect Against Infection Colder temperatures force us to stay indoors more, so how can we decrease our risks inside? Share this:TweetShare on TumblrPrintLike Loading... Tags air ventilation, COVID-19, COVID19, prevention, safety