As the federal health emergency ended May 11 and COVID numbers are on the rise, here’s how you can still access tests, at-home and PCR. (Michael Bocchieri/Getty Images) It’s that time again: COVID-19 ...

Lisa Rowan is a former Lead Editor, Consumer Finance at Forbes Advisor. Previously she was the Two Cents personal finance reporter at Lifehacker and a senior writer and on-air analyst at The Penny ...

Molecular tests are far superior to rapid antigen tests—and now you can get them for home use. Amanda Blum is a freelancer who writes about smart home technology, gardening, and food preservation.

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 ...

COVID-19 is commonly diagnosed by quantitative fluorescence real-time reverse transcriptase-polymerase chain reaction (qRT-PCR) (1, 2). The test is the sequential action of two enzymes–an ...

People often talk about COVID-19 testing like it means only one thing. But in reality, the U.S. Food and Drug Administration (FDA) has so far granted emergency-use authorization to more than 200 ...

A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.