"why belly gets bloated during period"

A Swollen Belly Every Time Your Period Approaches? Managing PMS Abdominal Distension with Korean Medicine

Have you ever felt distressed seeing your belly swell up like a mountain in the mirror before your period? On those days when your abdomen feels noticeably bloated and tender, making you want to unbuckle your belt, many people suffer in silence, wondering if they are the only ones going through it.