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Find links to guidance and information on all topics related to COVID-19, including the COVID-19 vaccine, symptom self-check, data, and other topics.
Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. Most people infected with the virus will experience mild to moderate ...
World Health Organization Coronavirus disease situation dashboard presents official daily counts of COVID-19 cases and deaths worldwide, ...
Coronavirus COVID-19 Global Cases by the Center for Systems Science and Engineering (CSSE) at Johns Hopkins University (JHU)
Live statistics and coronavirus news tracking the number of confirmed cases, recovered patients, tests, and death toll due to the COVID-19 coronavirus from ...
Common questions
How long could you test positive on a PCR test after having COVID-19?
After a positive test result, you may continue to test positive for some time after. You may continue to test positive on antigen tests for a few weeks after your initial positive. You may continue to test positive on NAATs for up to 90 days.
How long do COVID-19 symptoms last?
How long they last, however, can depend on the person, the severity of their infection and whether or not they end up with long COVID. "Some people say they feel better in a day, some people say they still have lingering symptoms after three weeks," Welbel said.
What are the most common symptoms of the COVID-19 Omicron Subvariant BA 5?
BA. 5 symptoms are similar to previous COVID-19 variants and subvariants. The most common symptoms include fever, runny nose, coughing, sore throat, headache, muscle pain and fatigue.
What is a bivalent?
Listen to pronunciation. (by-VAY-lent vak-SEEN) A vaccine that works by stimulating an immune response against two different antigens, such as two different viruses or other microorganisms.
For informational purposes only. Consult your local medical authority for health advice.
WHO: Coronavirus disease (COVID-19) Pandemic. The World Health Organization (WHO) is working closely with global experts, governments and partners to ...
Young female doctor sitting with elderly patient. Both are wearing masks. The Latest on New York's Response to COVID-19.
Coronavirus disease 2019 (COVID-19) is a contagious disease caused by a virus, the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
Other names: COVID, (the) coronavirus
Official website for California's COVID-19 response. Your actions save lives. Find information and services to help you and others.
The Ohio Department of Health shares the latest COVID-19 data every Thursday. This includes new and cumulative cases, hospitalizations, ICU admissions, ...