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3. www.britannica.com › science › COVID-19COVID-19 | Cause, Symptoms, Treatment, & Prevention

   www.britannica.com › science › COVID-19

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   May 10, 2022 · COVID-19, highly contagious respiratory illness, the cause of the COVID-19 pandemic. COVID-19 is caused by the coronavirus known as SARS-CoV-2. 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.

4. emedicine.medscape.com › article › 2500114-overviewCoronavirus Disease 2019 (COVID-19) - Medscape

   emedicine.medscape.com › article › 2500114-overview

   May 1, 2024 · Coronavirus disease 2019 (COVID-19) is defined as illness caused by a novel coronavirus called severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2; formerly...

5. Top Stories

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     scrippsnews

     COVID-19 wiped out a decade of life expectancy gains, WHO says

     COVID-19, obesity and malnutrition combined to lower global life expectancies, erasing a decade of gains, the World Health Organization said.

     9 hours ago

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     STAT

     The world needs the new pandemic treaty

     23 hours ago

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     earth

     COVID-19 breakthrough infections build an 'immunity wall'

     2 hours ago

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     Associated Press

     World Health Assembly hopes to reinforce pandemic preparedness after bold treaty project stalls

     6 hours ago

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6. www.britannica.com › science › coronavirus-virus-groupCoronavirus | Definition, Features, & Examples | Britannica

   www.britannica.com › science › coronavirus-virus-group

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   May 15, 2024 · What is a coronavirus? What diseases are caused by coronaviruses? Does the virus that causes COVID-19 belong to the coronavirus family? coronavirus, any virus belonging to the family Coronaviridae. Coronaviruses have enveloped virions (virus particles) that measure approximately 120 nm (1 nm = 10 −9 metre) in diameter.

   • Author: The Editors of Encyclopaedia Britannica

   • What is a coronavirus?

     Coronavirus is any virus belonging to the family Coronaviridae. Club-shaped glycoprotein spikes in the envelope give the viruses a crownlike, or co...
   • What diseases are caused by coronaviruses?

     Coronaviruses cause SARS (severe acute respiratory syndrome), MERS (Middle East respiratory syndrome), and COVID-19 (coronavirus disease 2019). The...
   • Does the virus that causes COVID-19 belong to the coronavirus family?

     The virus named severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) belongs to the coronavirus family and is closely related to the SARS c...

7. www.mayoclinic.org › diseases-conditionsCOVID-19: Who's at higher risk of serious symptoms?

   www.mayoclinic.org › diseases-conditions

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   Apr 30, 2024 · Advanced age and some health conditions can raise the risk of serious COVID-19 (coronavirus disease 2019) illness. By Mayo Clinic Staff. Many people with COVID-19, also called coronavirus disease 2019, recover at home. But for some, COVID-19 can be a serious illness.

8. www.who.int › news › itemCOVID-19 eliminated a decade of progress in global level of ...

   www.who.int › news › item

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   3 days ago · The latest edition of the World Health Statistics released today by the World Health Organization (WHO) reveals that the COVID-19 pandemic reversed the trend of steady gain in life expectancy at birth and healthy life expectancy at birth (HALE). The pandemic wiped out nearly a decade of progress in improving life expectancy within just two years.

9. www.bbc.com › future › articleHow Covid-19's symptoms have changed with each new variant - BBC

   www.bbc.com › future › article

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   May 13, 2024 · The version of the Covid-19 virus behind the latest spike in infections shares many of the same symptoms as earlier variants of Sars-CoV-2 : a sore throat, fatigue, headache and a cough....