
GastroenterologyDefecation UrgencyGastrointestinal Anxiety
From Gut Feeling to Brain Mapping: Decoding Defecation Urgency in IBS
By MedXY|Jul 8, 2026
Defecation urgency in IBS is a complex symptom intertwining sensory thresholds and emotional processing, reflected in distinct brain structural changes identified through MRI. Differentiating experimentally induced versus real-life urgency