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  1. Coronavirus Disease 2019 (COVID-19) | COVID-19 | CDC

    COVID-19 (coronavirus disease 2019) is a disease caused by a virus named SARS-CoV-2. It can be very contagious and spreads quickly.

  2. COVID-19 - Wikipedia

    Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2. In January 2020, the disease spread worldwide, resulting in the COVID-19 pandemic.

  3. Coronavirus disease 2019 (COVID-19) - Symptoms and causes

    Oct 21, 2025 · Coronavirus disease 2019 (COVID-19) is an illness caused by the virus SARS-CoV-2. Learn more about the symptoms, risks and ways to protect yourself.

  4. Coronavirus - World Health Organization (WHO)

    Sep 29, 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 …

  5. COVID-19 - Washington State Department of Health

    People with COVID-19 can have symptoms that last weeks to years after infection. We now know that COVID-19 is here to stay for the foreseeable future. It’s important to understand how to …

  6. COVID-19 | Cause, Symptoms, Treatment, & Prevention - Britannica

    5 days ago · There is no cure for COVID-19, but individuals can be protected against severe illness through vaccination. Learn about the symptoms, treatment, and prevention of COVID-19.

  7. COVID-19 ER Visits Rising, Especially Among Young Children

    Sep 17, 2025 · Public health officials emphasize that COVID-19 remains a risk—especially for adults aged 65 and older, young children, and individuals with underlying health conditions.

  8. COVID-19 information and resources - King County, Washington

    The COVID-19 virus is still circulating in King County and we’re still seeing hospitalizations and deaths. There’s also no guarantee that the virus won’t continue to evolve in unpredictable …

  9. Symptoms of COVID-19 | COVID-19 | CDC

    Mar 10, 2025 · Influenza (Flu) and COVID-19 are both contagious respiratory illnesses, but they are caused by different viruses. COVID-19 is caused by infection with a coronavirus named …

  10. Coronavirus disease (COVID-19)

    Aug 9, 2023 · COVID-19 is a disease caused by a virus. The most common symptoms are fever, chills, and sore throat, but there are a range of others. Most people make a full recovery …