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  1. Medical Diseases & Conditions - Mayo Clinic

    Explore comprehensive guides on hundreds of common and rare diseases and conditions from the experts at Mayo Clinic.

  2. Coronavirus - World Health Organization (WHO)

    Jun 26, 2026 · 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 disease 2019 (COVID-19) - Symptoms and causes

    Mar 13, 2026 · Overview Coronavirus disease 2019 (COVID-19), is an illness caused by a virus. The virus is called severe acute respiratory syndrome coronavirus 2 or, more commonly, SARS-CoV-2. It …

  4. Coronavirus disease (COVID-19)

    Nov 27, 2025 · WHO fact sheet on COVID-19, including information on symptoms, transmission, treatment, prevention, vaccines and and WHO's work in this area.

  5. COVID-19 symptoms, spread and prevention

    Jun 22, 2026 · 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 …

  6. میں COVID-19 کی علامات پر کیسے نظر رکھوں؟

    This fact sheet, in Urdu, explains how you can you can monitor your symptoms when recovering from COVID-19.

  7. Advice for the public: Coronavirus disease (COVID-19)

    Mar 18, 2023 · Naming the coronavirus disease (COVID-19) and the virus that causes it Risk communication and community engagement Country-level coordination, planning, and monitoring …

  8. Coronavirus: What is it and how can I protect myself?

    Oct 23, 2025 · It is a pandemic illness caused by a coronavirus. The virus that causes COVID-19 is severe acute respiratory syndrome coronavirus 2, shortened to SARS-CoV-2 and it began spreading …

  9. Do you need to get a COVID-19 test after the vaccination? Some of the side effects of the vaccination are the same as the symptoms of COVID-19. A symptom is a sign that you might be sick. You might: …

  10. Coronavirus disease (COVID-19) – World Health Organization

    Dec 30, 2023 · Information on COVID-19, the infectious disease caused by the most recently discovered coronavirus.