Scientists say a simple at-home test could spot someone's risk of Alzheimer's disease before symptoms take hold, in what ...

TB tests use phlegm — not the easiest thing to get or work with. It takes time for results. And there can be false negatives ...

The anion gap blood test measures the acid-base and electrolyte balance in the blood. Results can show whether there is an imbalance in a person’s pH levels, which may be making the blood too acidic ...

The small intestinal bacterial overgrowth (SIBO) breath test is a noninvasive test that measures the amount of gases produced by bacteria in the small intestine. Small intestinal bacterial overgrowth ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...

Mononucleosis tests can detect antibodies directed to viruses that cause mononucleosis. Usually, a doctor recommends these tests when someone has symptoms of the disease. People often refer to ...

Before a stress test, you’ll need to avoid food, drink, tobacco, and caffeine for a time. You may also have to stop taking some medications. Your doctor will provide information specific to you, but ...

Our andrology laboratory offers several diagnostic tests that can help your treatment process, including semen analysis, sperm penetration assay, and an anti-sperm antibody test. The acrosome cap is a ...

I recently read in your column that you test your patient's magnesium levels when they have been on long-term proton-pump ...