New research has found that different gut health testing companies can provide wildly different results from the same fecal ...

DNA within dried feces dating from more than 1,000 years ago provides valuable insights into the pathogens that plagued ancient Mexican peoples, according to a study published October 22, 2025 in the ...

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.