Key points. People with COVID-19 have a wide range of symptoms ranging from mild symptoms to severe illness. Symptoms may appear 2-14 days after exposure to the virus. Symptoms may start as mild, and some people will progress to more severe symptoms.

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.

COVID-19 Data Basics. Stay up to date on the most recent and detailed data for hospitalizations, deaths, emergency department visits, and vaccinations. Hospitalizations.

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

COVID-19 (coronavirus disease 2019) is a disease caused by the SARS-CoV-2 virus. It can be very contagious and can spread quickly. As of June 1, 2024, nearly 1.2 million people have died of COVID-19 in the U.S.

This page includes advice from WHO on ways to protect yourself and prevent the spread of COVID-19. The downloadable infographics below provide guidance on general and specific topics related to the pandemic.

Coronavirus, COVID-19. COVID-19 is caused by the SARS-CoV-2 virus. COVID-19 can cause mild to severe respiratory illness, including death. The best preventive measures include getting vaccinated, wearing a mask during times of high transmission, staying 6 feet apart, washing hands often and avoiding sick people.

COVID-19 is a new type of coronavirus that causes mild to severe cases. Here’s a quick guide on how to spot symptoms, risk factors, prevent spread of the disease, and find out what to do if you...

Stay informed about COVID-19 symptoms & prevention. Explore WebMD's comprehensive resource for information on signs, precautions, & the latest updates.