Why does stress cause hard stool? I eat healthy & drink enough water. I know stress can slow peristalsis but I go every 24 hrs so it's not that.

Colon spasm. Irritable bowel syndrome (ibs) is a condition associated with abdominal discomfort, altered stool pattern, &among others accompanying nausea, bloating, gassiness. Often improved by stooling, ibs is defined by changes in perception of gut distension, motility, sensation. Diet &emotional stress may contribute. Ibs is a diagnosis of exclusion--first rule out inflammation, ischemia, infection.