You can’t feel any hard lumps on the left side of your stomach after a normal bowel movement. After having a bowel movement, the feces in the rectum will be discharged from the body, and the left side of the stomach will usually be emptied, at this time, touching the left side of the stomach with your hand, you will not feel the presence of hard lumps, which is a normal physiological phenomenon. If you touch the left side of your stomach with your hand after a bowel movement and find that there is a localized hard lump, then it is likely to be caused by intestinal polyps or intestinal cancer, etc., and there will be lumps of tissue in the intestines, which may be accompanied by abdominal pain symptoms. Under normal circumstances, there is no hard lump in the left side of the stomach after bowel movement, if there are still hard lumps after bowel movement, it is best to perform colonoscopy and other auxiliary examinations in a timely manner, to clarify the specific causes of the disease, and to choose the appropriate treatment and medication under the guidance of the doctor.