The recent outbreak of the omicron variant has many people running for store for an over-the-counter rapid test. But simply taking it once isn't enough to tell if you have contracted COVID-19 ...

This month, the FDA issued an emergency use authorization (EUA) for the ACON Laboratories Flowflex COVID-19 Home Test, an over-the-counter (OTC) COVID-19 antigen test, which adds to the growing ...