Thyroid blood tests are an important part of diagnosing and treating thyroid disease. Based on how high or low the different values are—including key hormones such as TSH and T4—the lab can determine ...

Medical laboratory testing is the heartbeat of medicine. It provides critical data for physicians to diagnose and treat disease, dating back thousands of years. Unfortunately, laboratory medicine as a ...

This test detects bits of the virus itself and can tell you if you’re currently infected. Swabs are used to collect samples from the mucus membranes in the nose and throat where the virus may be ...

At-home sleep tests are convenient and cheaper than lab studies. But there are some major differences you should know before buying. Taylor Leamey Former Senior Writer Taylor Leamey wrote about all ...

Molecular testing, or molecular diagnostics, refers to a group of tests that look at the genetic material in a specimen. It can detect genetic risk factors for certain diseases or provide evidence of ...

Research continues to show the influence your gastrointestinal (GI) system (or your “gut”) has on your overall health. While certain symptoms, such as indigestion, mood changes, and skin diseases, ...

Doctors use heart tests to diagnose or monitor different heart conditions. They include blood tests, electrocardiograms, echocardiograms, and coronary angiograms. Doctors use these tests to diagnose ...

COVID-19 is the illness that’s caused by the novel coronavirus, SARS-CoV-2. While COVID-19 is mild to moderate most of the time, it can also cause severe illness. There are a variety of tests that can ...

Medical laboratory scientists collect samples and perform lab tests, calibrate and maintain equipment, and perform statistical analysis. Their work is crucial for clinicians to diagnose diseases.