The hidden pain on both sides of the lower abdomen is related to urinary tract infections, gynecological inflammation, and digestive system diseases, which are analyzed as follows: 1, gynecological inflammation, when cervicitis, vaginitis, chronic pelvic inflammatory disease, adnexitis, endometritis, and menstrual cramps can lead to hidden pain on both sides of the lower abdomen. 2, urinary tract infections, especially chronic cystitis and prostatitis, can appear on both sides of the abdomen. 3, digestive system diseases, various causes of chronic enteritis, gastroenteritis, and chronic appendicitis, all of which can lead to hidden pain. 3, digestive system diseases, various causes of chronic enteritis, gastrointestinal dysfunction, as well as chronic appendicitis, etc., can cause hidden pain on both sides of the abdomen.