The reason for the burning sensation in the lower abdomen after eating may be caused by inflammation of the intestines, urethritis, prostatitis, and torticollis. 1. Inflammation of the intestines: chronic inflammation of the intestines may not have obvious discomfort in normal times, but after eating there may be intestinal irritation, manifested as a feeling of defecation after eating, a sense of urgency and heaviness, and there may also be burning discomfort in the lower abdomen. Need to improve the colonoscopy to further clarify. 2. Urethritis: caused by bacterial infection, due to the stimulating effect of inflammation, resulting in urinary tract mucosal damage, urethral urethral redness, swelling, pain, urethral fever, increased secretion, causing hidden pain in the lower abdomen, urinary urgency, painful urination, frequent urination and other symptoms. 3. Prostatitis: when stimulated by inflammation, the local tissue of the prostate body is congested and edematous, causing symptoms such as penile pain, fever, swelling and discomfort. When accompanied by urinary retention, the urine can not be discharged normally, with urinary urgency, urinary frequency, urinary pain, burning sensation in the lower abdomen as the main symptom. Men who have a burning sensation in the lower abdomen after eating, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor combined with the relevant examination results, to clarify the cause of the disease and then give symptomatic treatment, so as not to miss the condition.