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 ...

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 ...

A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

Testing, tracking, tracing, and isolating (TTTI) quickly and on a large scale have proven essential to public health policy responses during the coronavirus disease 2019 (COVID‑19) pandemic. Different ...