The FM/a test is still new and subject to research. Many doctors don’t use it yet, and insurers may not cover the cost. Doctors may still use current diagnostic criteria as confirmation. Fibromyalgia ...

A fasting blood test requires you to avoid eating or drinking anything for some time before your test. The amount of time to fast varies for different tests. It’s generally in the range of 8 to 12 ...

The start-up Function will send practically anyone to a lab for extensive medical testing, no physical required. Is that a ...

A doctor may recommend a lipase blood test if a person has symptoms of a pancreatic disorder. Lipase is an enzyme that may be high in people with pancreatitis, or other conditions. The pancreas ...

Hydrogen breath tests are a diagnostic tool that doctors use to identify small intestinal bacterial overgrowth (SIBO), lactose intolerance, and other digestive conditions. The test measures the amount ...

Have your COVID-19 rapid tests expired? Don’t toss them yet. Federal regulators have extended some tests’ expiration dates, meaning certain offerings are now usable for months longer. The reason for ...