The common reasons for 8-month-old babies to have more farts every day include: physiological reasons, improper diet, gastroenteritis, and so on. 1. Physiological reasons: the process of drinking milk will swallow a lot of air, resulting in more exhaustion of infants, if the baby’s growth and development is normal, spirit, appetite, sleep is good, there is no need to worry about it, and regularly improve the child health care assessment. 2. Improper diet: 8-month-old babies have added a certain amount of complementary foods, if there are beans, broccoli, corn and other foods in the complementary foods, these foods are prone to produce more gas resulting in increased exhaust, in addition, if the nursing mother eats too much gas-producing food, is also prone to cause the baby to increase the exhaust, and will be relieved after adjusting the diet structure. 3. Gastroenteritis: often caused by bacterial, viral infections, can appear every day fart symptoms, accompanied by diarrhea, loss of appetite, fever and other symptoms. 8 months old baby farts every day, there may be other reasons, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.