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  1. COVID-19 | Australian Centre for Disease Control

    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. Getting vaccinated is …

  2. Coronavirus - World Health Organization (WHO)

    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 illness and …

  3. Coronavirus - Wikipedia

    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.

  4. COVID-19 symptoms, spread and prevention - Department of Health …

    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. Getting …

  5. COVID-19 fact sheet | NHMRC

    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 symptoms …

  6. Coronavirus - ABC News

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

  7. COVID-19 — vaccination, testing, symptoms | healthdirect

    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.

  8. Coronavirus (COVID-19) - Department of Health and Aged Care

    Dec 12, 2025 · Find information on COVID-19, how to protect yourself and those around you, and the current situation in Australia.

  9. Coronavirus disease (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 contact …

  10. COVID-19 pandemic - Wikipedia

    The global COVID-19 pandemic (also known as the coronavirus pandemic), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), began with an outbreak in Wuhan, China, in …