Does a HEPA filter stop COVID-19?
Does a HEPA filter stop COVID-19?

Is COVID-19 caused by a virus or a bacteria?

The coronavirus disease (COVID-19) is caused by a virus, NOT by bacteria.

What is the origin of COVID-19?

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a novel severe acute respiratory syndrome coronavirus. It was first isolated from three people with pneumonia connected to the cluster of acute respiratory illness cases in Wuhan. All structural features of the novel SARS-CoV-2 virus particle occur in related coronaviruses in nature.

Where was COVID-19 first discovered?

The first known infections from SARS-CoV-2 were discovered in Wuhan, China. The original source of viral transmission to humans remains unclear, as does whether the virus became pathogenic before or after the spillover event.

When was COVID-19 first reported?

On this website you can find information and guidance from WHO regarding the current outbreak of coronavirus disease (COVID-19) that was first reported from Wuhan, China, on 31 December 2019.

Who issued the official name of COVID-19?

The official names COVID-19 and SARS-CoV-2 were issued by the WHO on 11 February 2020.