You sound knowledgeable. So, if you contract COVID, should the test indicate you are positive before you are infectious, or after?
“You sound knowledgeable. So, if you contract COVID, should the test indicate you are positive before you are infectious, or after?”
The test confirms that your body is fighting the virus. If you have the virus and your body has yet to react the test will be negative.
If the affected virus molecules have not migrated to the area of the swab the test will be negative.