What is coronavirus disease 2019 (COVID-19)?
Coronavirus disease 2019 (COVID-19) is a respiratory illness that can spread from person to person. The virus that causes COVID-19 is a novel coronavirus that was first identified during an investigation into an outbreak in Wuhan, China.
Have there been cases of COVID-19 in the U.S.?
Yes. The first case of COVID-19 in the United States was reported on January 21, 2020. The current count of cases of COVID-19 in the United States is available on CDC’s webpage at CDC list of US Coronavirus Cases.
How does COVID-19 spread?
The virus that causes COVID-19 probably emerged from an animal source, but now it seems to be spreading from person to person. It’s important to note that person-to-person spread can happen on a continuum. Some diseases are highly contagious (like measles), while other diseases are less so. Learn what is known about the spread of newly emerged coronaviruses at CDC information about Coronavirus Transmission.
What are the symptoms of COVID-19?
Patients with COVID-19 have had mild to severe respiratory illness with symptoms of
What are severe complications from this virus?
Many patients have pneumonia in both lungs.
How can I help protect myself?
The best way to prevent infection is to avoid being exposed to the virus that causes COVID-19.
There are simple everyday preventive actions to help prevent the spread of respiratory viruses. These include:
If you are sick, to keep from spreading respiratory illness to others, you should:
Is there a vaccine?
There is currently no vaccine to protect against COVID-19. The best way to prevent infection is to avoid being exposed to the virus that causes COVID-19.
Is there a treatment?
There is no specific antiviral treatment for COVID-19. People with COVID-19 can seek medical care to help relieve symptoms.
Who is at higher risk?
Early information shows that some people are at higher risk of getting very sick from this illness. This includes:
If you are at higher risk because of your age or because you have a serious long-term health problem, it is extra important to take actions to reduce the risk of getting sick with the disease. If you are at higher risk of getting sick from COVID-19, you should: