📖 what
What is COVID-19?
MedicineViral disease
Quick Answer
COVID-19 is a respiratory illness caused by the SARS-CoV-2 coronavirus. It ranges from mild infection to severe pneumonia, blood clots, and long-term health problems.
The Full Story
COVID-19 emerged in late 2019 and spread rapidly around the world, leading the World Health Organization to declare a pandemic in March 2020. The virus is transmitted mainly through respiratory particles, especially in close contact and indoor spaces. Vaccines developed in 2020 helped sharply reduce the risk of severe disease, hospitalization, and death. Although the acute emergency has changed, COVID-19 remains an ongoing global health issue.
Key Facts
1.COVID-19 was identified in late 2019
2.The WHO declared a pandemic in March 2020
3.Vaccines were developed and deployed in 2020
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"The virus that changed everyday life worldwide"