Colin Mearns, 54, has urged others to take the routine test after he was diagnosed with bowel cancer last year.

Paradoxical diarrhea affects thousands yet remains widely misunderstood. Learn how this condition develops when liquid stool ...

[19] This study was limited by failure to establish the reliability of the bililabstix as a test for occult blood, failure to blind the test results, and retrospective patient classification.