Why does diarrhea not come out

1, intestinal accumulation diarrhea, because the

accumulation of substances in the intestinal tract has not been completely discharged, resulting in diarrhea at the same time feel unable to discharge all feces.

2, intestinal spasm

If

intestinal spasm occurs, due to abnormal contraction of intestinal muscles, diarrhea will also lead to feces can not be smoothly discharged, resulting in the above symptoms.

3, intestinal infection

If intestinal infection occurs, such as Escherichia coli, Shigella and other pathogenic bacteria infection, after infection due to intestinal mucosa stimulation, resulting in frequent defecation feeling, but the actual amount of defecation is not large, so there is a feeling of want to pull.