Dec 18, 2025 · COVID-19 is a highly contagious respiratory disease. It spreads through respiratory droplets and airborne particles. It can be serious, especially for certain groups. …

Dec 5, 2025 · Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. Most people infected with the virus will experience mild to moderate respiratory …

Coronaviruses are a group of related RNA viruses that cause diseases in mammals and birds. In humans and birds, they cause respiratory tract infections that can range from mild to lethal.

Mar 13, 2025 · The World Health Organization (WHO) declared the novel coronavirus (COVID-19) a Public Health Emergency of International Concern on 30 January 2020 and a worldwide …

Updates and key information about COVID-19 from ABC News.

Aug 9, 2024 · COVID-19 is a disease caused by infection with a coronavirus called SARS-CoV-2. Common symptoms include fever, cough, sore throat and shortness of breath. Other …

COVID-19 is a contagious disease caused by coronavirus SARS-CoV-2. Read about how to avoid infection, when to get tested and treatment for COVID-19.

Nov 27, 2025 · COVID-19 is caused by the SARS-CoV-2 virus, which spreads through the air in infectious respiratory particles from an infected person. Transmission is more likely in close …

Mar 13, 2025 · COVID-19 is a highly contagious disease. Symptoms range from mild to severe. Most people recover within a few days. Some people stay unwell far longer with long COVID. …

The COVID-19 pandemic in Australia was part of the worldwide pandemic of the coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS …