Feeling bloated in the afternoon may be caused by improper diet, stomach disease, liver and gallbladder disease. 1. Improper diet: When taking too much cold food or gas-producing food such as potatoes, radish, soy products, etc., the amount of intestinal gas increases, and the symptom of feeling bloated in the afternoon may occur, and the symptom can be recovered after a period of time. 2. Gastrointestinal diseases: Enteritis, gastritis, gastric ulcer and other diseases may lead to inflammation in the gastrointestinal tract and gastrointestinal insufficiency of power, which may lead to symptoms of bloating. 3. Liver and gallbladder diseases: When cholecystitis, cirrhosis and other liver and gallbladder diseases, due to the accumulation of bile to affect the digestive function, can cause the patient to appear abdominal distension, accompanied by jaundice, abdominal pain and other symptoms. There may be other reasons for bloating in the afternoon, so it is recommended to go to the hospital in time, complete the examination to clarify the cause of the disease, and then give targeted treatment or therapy under the guidance of the doctor.