Eating watermelon defecation red, may be a normal physiological manifestations, may also belong to the pathological manifestations (such as ulcerative colitis), should pay attention to the specific circumstances of specific analysis, can not be generalized.
1. Normal physiological performance: watermelon flesh is rich in lycopene, carotene and other pigments, moderate consumption of watermelon does not appear the above symptoms. However, if you eat too much watermelon at one time or if your gastrointestinal function is weak, part of the flesh of the watermelon will not be completely decomposed and absorbed, and can only be excreted through excretion, resulting in red color of the stool. The red color of stool caused by this situation lasts for a shorter period of time.
2. Pathological manifestations: such as ulcerative colitis, rectal cancer and other patients, due to intestinal mucosa damage, there may be blood seepage in stool, after eating watermelon may be mixed with watermelon excretion out of the body, thus appearing red stool. Red stools caused by such lesions are usually persistent.
If the above symptoms are not relieved, or accompanied by other symptoms, you should go to the hospital in a timely manner to clarify the cause and give targeted treatment.