Diarrhea after eating too much watermelon may be caused by physiological reasons such as overeating, or it may be caused by pathological reasons such as acute gastroenteritis and ulcerative colitis.
1. Physiological reasons: watermelon contains a lot of sugar, eating too much watermelon may increase the burden on the stomach and intestines, stimulate the gastrointestinal mucosa to secrete mucus and other substances, resulting in diarrhea, nausea, vomiting and other symptoms; or watermelon eating while drinking ice-cold sodas, alcohol, strong tea, coffee, spicy hot and other stimulating foods, will also be stimulated by the digestive tract mucosa.
2. Pathologic causes:
(1) Acute gastroenteritis: consuming watermelon contaminated by bacteria, viruses, fungi, etc. will cause acute inflammation of the gastrointestinal mucosa, resulting in nausea, vomiting, diarrhea, abdominal distension, abdominal pain and other symptoms .
(2) Ulcerative colitis: genetic, infectious, immune and other factors can cause chronic non-specific inflammation of the rectum, colon and other parts of the manifestations of intermittent diarrhea, mucus, pus and blood stools, abdominal pain and a sense of urgency and heaviness.
Eating too much watermelon after diarrhea, it is recommended to consult a doctor to clarify the diagnosis, targeted treatment.