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The test, authorized for use without a prescription, is for use by individuals experiencing respiratory symptoms and uses a nasal swab sample to deliver at-home results in approximately 15 minutes for COVID-19 and influenza (flu). [95] The test detects proteins from both SARS-CoV-2 (the virus that causes COVID-19) and influenza A and B (the ...
The US CDC's COVID-19 laboratory test kit. COVID-19 testing involves analyzing samples to assess the current or past presence of SARS-CoV-2, the virus that cases COVID-19 and is responsible for the COVID-19 pandemic. The two main types of tests detect either the presence of the virus or antibodies produced in response to infection.
If you still test negative, wait 48 more hours and test for a final time. In both cases, if you’d rather not wait, you can obtain a PCR, or polymerase chain reaction, test at a doctor’s office.
The development of COVID-19 tests was a major public health priority during the early months of the COVID-19 pandemic. In January 2020, scientists from China published the first genetic sequences of SARS-CoV-2 via virological.org , [ 3 ] a "hub for prepublication data designed to assist with public health activities and research". [ 4 ]
The most recent COVID-19 vaccine should offer protection against the XEC variant, Russo says. “The most recent version of the vaccine seems to be reasonably well-matched,” he says.
COVID-19 often shares a lot of the same symptoms as influenza, including stuffy or runny nose, sore throat, cough, muscle aches, fatigue and fever or chills. But unlike the flu, COVID symptoms can ...
Symptoms of COVID-19. Some less common symptoms of COVID-19 can be relatively non-specific; however the most common symptoms are fever, dry cough, and loss of taste and smell. [1] [22] Among those who develop symptoms, approximately one in five may become more seriously ill and have difficulty in breathing.
Two and a half years and counting. That’s how long the pandemic has wreaked havoc on individuals, communities, health systems and every aspect of our society. With Lollapalooza here and the ...