"Very high" levels of the virus were detected by the CDC in New Mexico, with "high" levels in Oregon, Arkansas, and Maine.

You may need to test a number of times to confirm you have COVID. When you first get sick, you may go a number of days (as many as five) without enough virus to set off a positive RAT test.

The number of two- to four-year ... and underdeveloped immune systems. Testing is also important here, since "there is no way to know if it is RSV, COVID or the flu" based off of symptoms alone ...

Several over-the-counter kits that test for both flu and COVID at once have hit the market over the past year, and the Food and Drug Administration just approved another combo test in early October.

Medicare Part B covers molecular, antigen, and antibody coronavirus testing from Medicare-approved labs. Medicare does not cover over-the-counter home test kits. Various tests can detect COVID-19 ...

South Burlington’s wastewater facility processes over 3 million gallons of sewage a day, but twice a week, they do something a little different.

A new nasal swab test can accurately predict the severity of COVID-19 infections. It provides a more precise prediction than ...