Eating cucumbers after diarrhea may be eating too much, bacterial contamination, pesticide residues and other reasons. 1. Eating too much: eating too much cucumber in a short period of time increases the burden on the stomach and intestines, inducing indigestion, and the food that is not fully digested is discharged into the intestines, stimulating intestinal peristalsis to accelerate the cause of diarrhea, abdominal distension and other symptoms. 2. Bacterial contamination: there are many bacteria on the surface of the cucumber, not cleaned, after eating caused by enteritis and lead to abdominal pain, diarrhea. 3. Pesticide residues: planted cucumbers sprayed with pesticides, not the surface of the pesticide cleaning, part of the pesticide residue caused by poisoning, resulting in diarrhea, abdominal pain, vomiting and other symptoms. Eat cucumbers after diarrhea, it is recommended to seek medical attention to identify the cause of the disease as soon as possible, so as not to delay the condition.