As COVID cases rise, rapid tests are taking longer to detect infection

[stats]

 

 

As COVID cases rise over the winter, health experts are finding that it’s taking longer to figure out if someone is infected. 

 

When COVID-19 antigen tests — also known as rapid tests — first came out, it would take an average of one to two days after symptoms started for someone to test positive. 

 

Now health experts are finding that it’s taking as long as four days after symptoms appear for someone to test positive. 

...

The problem is: people who initially test negative and then don’t test later may be unknowingly spreading the virus. 

 

(more)

 

https://www.nbcbayarea.com/news/health/covid-rise-rapid-test-infection/3418057/