period poops

Understanding 'Period Poops': Why Menstrual Cycles Affect Digestion

Many premenopausal women experience "period poops" – GI symptoms like cramps and diarrhea – during menstruation. Research links this to prostaglandins causing uterine and gut contractions, and possibly the vagus nerve or progesterone. Despite commonality, effective solutions are scarce due to limited research funding.