Allergies can be triggered by a variety of things, including indoor and outdoor irritants, as well as foods. If you notice allergy symptoms in your child, make an appointment for them with a ...

If you don't feel well, you may worry that you have COVID-19. The only way to know for sure is to take a test. At-home tests can tell whether you have the virus right now. More specialized antibody ...

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 ...

Microbiome tests measure the microorganisms in a person’s gastrointestinal (GI) tract. These tests can give the person an idea of the types and amounts of microorganisms in their gut. However, people ...

Genomic testing is one method your doctor can use to predict how your cancer will grow and which treatments might work best against it. It's sometimes called "DNA sequencing." The test looks at all ...