:confused: hi i have been having lower back pain my stomach is always swollen as if 9mnts pregnant i am not! i drink lots of water but over the past few months when i have been out having a drink my righside gives way has if something has collapsed i cant straighten up and am in pain for 10-15 mins then im ok i only go out 2 sometimes 3 night a week i only drink lager i dont drink any other alchol or at any other time what can this be