Tuberculosis (TB) is an infectious disease that attacks the lungs, though it can affect almost any body area. Two types of tests can identify a TB infection, but how often you should get a ...

It’s best to test for RSV soon after your symptoms start. That’s because you’ll likely have the most virus in your system then. As you get better, the amount of virus will go down. (Photo Credit: ...

The time it takes to collect a sample for a flu test is usually less than a minute, but the results can take from 15 minutes to a few hours, depending on the test type. Several types of flu tests are ...