the staff of the Ridgewood blog
Ridgewood NJ, according to Johns Hopkins Center for Health Security, the CDC published new guidance on the potential for airborne transmission of SARS-CoV-2 earlier this week. The updated guidance distinguishes between droplet and airborne transmission (as well as contact transmission); however, it emphasizes that respiratory droplets exist in a spectrum of sizes, ranging from large droplets “that fall out of the air rapidly” to smaller droplets or particles “that can remain suspended for many minutes to hours and travel far from the source.” The guidance also describes aerosols—referring both to smaller droplets and particles and the “clouds of these respiratory droplets in the air”—and clarifies the public health definition of “airborne transmission”—specifically, transmission via “infectious, pathogen-containing, small droplets and particles suspended in the air over long distances and that persist in the air for long times.”
Continue reading CDC Reconfirms COVID infections are principally spread through “close contact”
