Stomach Sitting Is There Any Evidence That Adults Sitting On Small Chairs For Long Periods Can Get Stomach Problems?

Is there any evidence that adults sitting on small chairs for long periods can get stomach problems? - stomach sitting

I've got on a small chair in the time before school every day, even though I am an adult level. I found my pain and stiffness in the stomach cramps and feeling, most nights. A colleague who admitted to the hospital for bowel obstruction. Did you sit on small chairs is the cause of this situation?