Spit take: Saliva testing is something extra, not a nose swab replacement

A man taking a Covid test in Auckland

Some border workers are now undergoing daily spit testing. Does this mean the end of nasal swabbing? We explain how the tests work and why the two tests co-exist. Voluntary saliva testing has been rolled out at Auckland Airport and the Jet Park quarantine facility for border workers, sparking hope for some that the sometimes … Read more