COVID-19 transmission

Airborne transmission of the coronavirus can occur, especially in poorly ventilated and enclosed spaces, according to the CDC.

CDC Acknowledges Coronavirus Can Spread Via Airborne Transmission

6:36pm October 05, 2020

by Maria Godoy

People with COVID-19 can infect others even if they are more than 6 feet apart. In updated guidance, the CDC acknowledges airborne transmission can occur, especially in poorly ventilated spaces.

As people spend more time together indoors with the changing of the seasons, could an air cleaner provide an added layer of protection against the transmission of the coronavirus by removing a percentage of viral particles from the air?

Coronavirus FAQ: Is It A Good Idea To Buy An Air Cleaner For My Home?

7:46pm September 04, 2020

by Sheila Mulrooney Eldred

Do portable air cleaning machines really help reduce the risk of COVID-19 transmission in the home? The frustrating short answer: "It depends." Find out what it depends upon.

Several influenza vaccines have been made in the form of a nasal spray, instead of an injection. The sprays confer two kinds of immunity to the recipient but can be difficult technologically to make.

What A Nasal Spray Vaccine Against COVID-19 Might Do Even Better Than A Shot

12:15pm August 28, 2020

by Joe Palca

A vaccine against the coronavirus needs to keep people from getting very sick and dying. But preventing the spread of the disease is also important, and vaccines delivered by nasal spray may do that.

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States that have made their contact tracing data public are green.

14 States Make Contact Tracing Data Public. Here's What They're Learning

4:37pm August 14, 2020

by Selena Simmons-Duffin

The information includes details on where transmission is happening most. If more states shared this widely, it could shape policy and save lives, health researchers say.

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