Get a better understanding of COVID-19 disease
Know what to expect if you are exposed or become sick, learn about possible long-term effects of the disease, and track emerging variants of the virus that causes COVID-19.
Do you need to get tested for COVID-19?
If you have symptoms of COVID-19 or were in close contact with someone with COVID-19, you should get tested. See available testing options.
Long-lasting symptoms of COVID-19?
Learn about long COVID, other post COVID conditions, and what we are doing to learn more.