Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. For Rachel Robles, getting diagnosed with Long COVID was an uphill battle. She caught the virus in March 2020, when nearly nothing ...
Since its global emergence over a year ago, the PCR test – a molecular test that diagnoses infection by detecting genetic material – has been used to distinguish the COVID-19 positives from the ...
An article shared on social media has falsely claimed the World Health Organisation (WHO) has admitted numbers of COVID-19 cases are “meaningless” due to “invalid” PCR tests. The WHO told Reuters this ...
No one is really excited about a nasal swab or spitting in a tube, but now that testing has become the next front in the war against COVID-19, rapid tests (now available for free through ...
Every American traveling abroad needs to take an antigen test to return to the United States. But the start of the trip is often even more cumbersome, as many other countries (nearly every one I have ...
New COVID-19 restrictions for international travel and other activities are fueling consumer demand for highly accurate polymerase chain reaction, or PCR, tests with rapid turnaround times. Some ...
A widely shared claim on social media has brought the Centers for Disease Control and Prevention's decision to retire its PCR test for COVID-19 back into the spotlight. "CDC Withdraws Use of PCR Test ...
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