Baby’s smelly farts may be related to cold, or may be caused by indigestion and constipation. 1. Cold: If parents do not pay attention to keep the baby warm, resulting in a cold abdomen, resulting in excessive gas accumulation in the gastrointestinal tract, it may show the phenomenon of smelly farts all the time. By paying attention to the abdomen to keep warm, appropriate rubbing the abdomen, or hot compresses for the abdomen, is conducive to the relief. 2. Indigestion: Because the gastrointestinal system of younger children is not very well developed, if you eat too much, it is easy to cause indigestion, resulting in the gastrointestinal tract in the food can not be completely digested and absorbed, but in the intestinal tract for a long time, easy to cause fermentation, may appear to have been the phenomenon of smelly farts, but also with abdominal distension, abdominal pain and other symptoms. 3. constipation: if the baby usually drink insufficient water, or failed to eat enough cereals, fruits, vegetables, etc., may cause constipation, resulting in feces for a long time, can not be discharged in a timely manner, it may be caused by smelly farts all the time, may also be accompanied by dry stools, abdominal pain and other symptoms. If your baby has foul-smelling farts, and if they are accompanied by obvious discomfort, you should seek medical attention as soon as possible to diagnose the cause of the problem and then give targeted treatment.