Ever since the omicron variant arrived in the US, there’s been a testing shortage in the country. Stuck between long lines at dedicated clinics and overly expensive at-home tests, many Americans have ...

June 12 (UPI) --A new test is capable of confirming COVID-19 using urine, blood, saliva or mouth-swab samples in 30 to 45 minutes, according to a study published Friday by the journal PLOS ONE. The ...