Stool samples can help doctors diagnose some health conditions. Tips for collecting a stool sample include urinating before collecting the sample and using any tools that the sample kit provides.

A stool test is a diagnostic procedure that involves analyzing fecal matter, or poop, to check for signs of infection, inflammation, or disease. The specific analysis depends on a person’s symptoms ...

Identical stool samples sent to seven direct-to-consumer microbiome testing companies produced substantially different bacterial profiles and health assessments. Across 18 commonly reported microbial ...

Dear Dr. Roach: I am an 80-year-old male in excellent health. I’ve had a colonoscopy every five years following my first in my mid-50s, in which five benign polyps were found. I was told colonoscopies ...

Banking samples of your own poop in your youth and then transplanting them back when you're old might be a key to healthy aging, scientists suggest. Stool samples frozen and stored when a person is ...

If you are having digestive symptoms, your doctor may prescribe an at-home stool test, in which you collect stool samples and send them to a lab or bring them to your doctor’s office for analysis.

A calprotectin stool test is a noninvasive way to measure intestinal inflammation. It can help diagnose conditions like inflammatory bowel disease (IBD), gastrointestinal infections, and colorectal or ...