Nose or Throat? The Best Way to Swab for At-Home COVID-19 Tests
The first challenge with rapid at-home self tests for COVID-19 is getting one. But once you have a test, there are now growing questions about what body part you should swab to get the most accurate and reliable results. Your nose? Throat? Cheek? What about your saliva? All of the self tests authorized by the U.S. Food and Drug Administration (FDA) are validated only with nasal samples.