For Coronavirus Testing, the Nose May Not Always Be Best

As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do.
Source: NYT Health - Category: Consumer Health News Authors: Tags: your-feed-science your-feed-health Tests (Medical) Coronavirus Omicron Variant Coronavirus Delta Variant Coronavirus (2019-nCoV) Nose Throat Biology and Biochemistry Great Britain United States Source Type: news