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  1. Dictionary
    Covid-19
    /ˌkōvidˌnīnˈtēn/

    noun

    • 1. an acute disease in humans caused by a coronavirus, which is characterized mainly by fever and cough and is capable of progressing to severe symptoms and in some cases death, especially in older people and those with underlying health conditions. It was originally identified in China in 2019 and became pandemic in 2020.
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  3. www.cdc.gov › coronavirus › 2019-ncovAbout COVID-19 | CDC

    Apr 9, 2024 · What is COVID-19? COVID-19 (coronavirus disease 2019) is a disease caused by a virus named SARS-CoV-2. It can be very contagious and spreads quickly. Over one million people have died from COVID-19 in the United States. COVID-19 most often causes respiratory symptoms that can feel much like a cold, the flu, or pneumonia.

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  5. www.mayoclinic.org › diseases-conditionsCoronavirus disease 2019 (COVID-19) - Symptoms and causes

    Mar 27, 2024 · COVID-19, also called coronavirus disease 2019, is an illness caused by a virus. The virus is called severe acute respiratory syndrome coronavirus 2, or more commonly, SARS-CoV-2. It started spreading at the end of 2019 and became a pandemic disease in 2020. Coronavirus Enlarge image.

  6. www.who.int › health-topics › coronavirusCoronavirus disease (COVID-19) - World Health Organization (WHO)

    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 recover without requiring special treatment. However, some will become seriously ill and require medical attention.

  7. www.hopkinsmedicine.org › coronavirusWhat Is Coronavirus? | Johns Hopkins Medicine

    COVID-19 is the disease caused by SARS-CoV-2, the coronavirus that emerged in December 2019. COVID-19 can be severe, and has caused millions of deaths around the world as well as lasting health problems in some who have survived the illness.

  8. www.who.int › news-room › fact-sheetsCoronavirus disease (COVID-19) - World Health Organization (WHO)

    Aug 9, 2023 · COVID-19 is the disease caused by the SARS-CoV-2 coronavirus. It usually spreads between people in close contact. COVID-19 vaccines provide strong protection against severe illness and death.

  9. www.who.int › item › coronavirus-disease-covid-19Coronavirus disease (COVID-19) - World Health Organization (WHO)

    Mar 28, 2023 · What is COVID-19? What are the symptoms of COVID-19? What happens to people who get COVID-19? Who is most at risk of severe illness from COVID-19? Are there long-term effects of COVID-19? How can we protect others and ourselves if we don't know who is infected? When should I get a test for COVID-19? What test should I get to see if I have COVID-19?

  10. www.cdc.gov › coronavirus › 2019-ncovCoronavirus Disease 2019 (COVID-19) | CDC

    Mar 15, 2024 · Find links to guidance and information on all topics related to COVID-19, including the COVID-19 vaccine, symptom self-check, data, and other topics. CDC provides credible COVID-19 health information to the U.S.

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