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Find links to guidance and information on all topics related to COVID-19, including the COVID-19 vac. Skip directly to site content Skip directly to search. An official website of the United States government. Here's how you know Official websites use .gov.
Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2.In January 2020, the disease spread worldwide, resulting in the COVID-19 pandemic.. The symptoms of COVID‑19 can vary but often include fever, [7] fatigue, cough, breathing difficulties, loss of smell, and loss of taste. [8] [9] [10] Symptoms may begin one to fourteen days after exposure to the ...
You cannot tell the difference between flu and COVID-19 by symptoms alone because some of the symptoms are the same. Some nucleic acid amplification tests (NAATs), including PCR tests, can differentiate between flu and COVID-19 at the same time. If one of these tests is not available, many testing locations provide flu and COVID-19 tests ...
The virus that causes COVID-19 spreads most commonly through the air in tiny droplets of fluid between people in close contact. Many people with COVID-19 have no symptoms or mild illness. But for older adults and people with certain medical conditions, COVID-19 can lead to the need for care in the hospital or death.
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 respiratory illness and recover without requiring special treatment.
The COVID-19 pandemic (also known as the coronavirus pandemic and COVID pandemic), caused by severe acute respiratory syndrome coronavirus 2 , began with an outbreak of COVID-19 in Wuhan, China, in December 2019. Soon after, it spread to other areas of Asia, and then worldwide in early 2020. The ...
COVID-19 is a respiratory condition caused by a coronavirus. Some people are infected but don't notice any COVID-19 symptoms (doctors call that being asymptomatic).
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About COVID-19. COVID-19 most often causes respiratory symptoms that can feel much like a cold, the flu, or pneumonia. COVID-19 may attack more than your lungs and respiratory system. Other parts of your body may also be affected by the disease. Most people with COVID-19 have mild symptoms, but some people become severely ill.
RSV numbers appear to have peaked in recent weeks and are dropping. COVID-19 was at a 5.4% test positivity for the week that ended Jan. 25, and 1.6% of all deaths in the U.S. that week were linked ...