To collect a throat sample, stick out your tongue, find your tonsils, and swab back and forth. Swab your throat before your nose! Wash your hands and refrain from eating or drinking for 30 minutes ...

2:08 Advice evolves on how to use COVID-19 rapid tests effectively When Stephanie Berry woke up Tuesday morning with a headache and a scratchy throat, she quickly reached for one of her at-home ...

You can now buy rapid antigen tests in supermarkets and pharmacies to test yourself at home for COVID-19 in about 15 minutes. You’ll get your results much sooner than standard PCR tests, which most of ...

As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do. By Emily Anthes Jan. 20, 2022: This article was updated ...