A small hand-powered device can identify a person’s blood type and measure red blood cell levels in about one minute. The ...

Type 1 diabetes is a chronic autoimmune condition in which the pancreas produces little to no insulin. “Both adult and childhood-onset type 1 diabetes are due to autoimmune destruction of cells in the ...

Test doubles can be useful for load testing, as they can stand in as functional substitutions for third-party services whose rate limits make testing at scale impossible. Test mocks are a less common ...

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 ...

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 ...

Successful treatment of pancreatic cancer can depend on a timely diagnosis. Various tests can help doctors rule out cancer or decide whether further testing is necessary. According to the American ...

Sickle cell tests have become routine in newborn screenings, but older children and adults may need to be tested as well. Read on to see if you or a loved one might benefit from being tested for ...