(CNN) — Covid-19 testing numbers are dropping in the US. And that’s bad news. Without testing, there’s no way to keep track of where the pandemic is headed and whether vaccines are working.

Covid-19 testing numbers are dropping in the US. And that’s bad news. Without testing, there’s no way to keep track of where the pandemic is headed and whether vaccines are working.

COVID-19 test numbers are falling nationwide, an alarming sign to health experts who say the tests are still key to keeping track of a pandemic still claiming lives.

Covid-19 testing numbers are dropping in the US. And that’s bad news. Without testing, there’s no way to keep track of where the pandemic is headed and whether vaccines are working.

COVID-19 cases are climbing again just as Texas students head back into classrooms, with health officials tracking new variants that are spreading nationwide.

With COVID-19 numbers skyrocketing nationwide, testing facilities are beginning to feel the strain, as droves of people flock to get their results.

With new case numbers only being reported once a week, as well as the growth in at-home testing that usually goes unreported. The question becomes how useful is it to follow the 7-day moving ...

How about one beer in a mug in your hand or 10 beers in your pants? As you can see, a single number or measure never tells the whole story. That ’s true with COVID-19 coronavirus testing as well.

Covid-19 testing numbers are dropping in the US. And that’s bad news. Without testing, there’s no way to keep track of where the pandemic is headed and whether vaccines are working.

Covid-19 testing numbers are dropping in the US. And that’s bad news. Without testing, there’s no way to keep track of where the pandemic is headed and whether vaccines are working.