If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or clinic to get a polymerase chain reaction (PCR) test. A health care worker would have shoved a swab up your nose, and then you would have waited a day or two, if not more, to get your results.
Now, you’d likely use an at-home test, which spits out res…
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