Question: what are the symptoms of a bad digestive system?
Answer: Upset stomach. Stomach disturbances like gas, bloating, constipation, diarrhea, and heartburn can all be signs of an unhealthy gut. ...  A high-sugar diet. ...  Unintentional weight changes. ...  Sleep disturbances or constant fatigue. ...  Skin irritation. ...  Autoimmune conditions. ...  Food intolerances.