A new blood test may reveal Crohn’s disease years before symptoms begin. The test detects an unusual immune response to gut bacteria in people who later develop the condition. By studying healthy ...

Food intolerances, food sensitivities, and food allergies can all produce negative symptoms, ranging from undesirable to downright dangerous. Food intolerances can produce uncomfortable or ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Lipoprotein (a) is a low-density lipoprotein that transports cholesterol in the blood. The lipoprotein (a) test — or Lp(a) test — determines the level of this lipoprotein in the blood, and its results ...

Testing your battery regularly will prevent a dead battery from ruining your day. There’s only one way to answer the question, “Is it my battery, or something else” when your car won’t start: Hook up ...

Genetic testing involves the detection of specific alleles, mutations, genotypes or karyotypes that are associated with heritable traits, diseases or predispositions to disease for the individual or ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Testing for meningitis may include a physical exam, blood tests, bacterial cultures, imaging, and a spinal tap for cerebrospinal fluid testing to confirm the diagnosis. Seek emergency care for severe ...

Is there too much stress in your life? To find out, take this quiz, adapted from a scale developed by Peter Lovibond at the University of New South Wales. For the first 16 questions, please indicate ...

Thank you for reporting this station. We will review the data in question. You are about to report this weather station for bad data. Please select the information that is incorrect.