Thoughts, emotions and behaviour can influence the nervous system, which communicates with the digestive tract. In the other direction, gut sensations and digestive illness can affect mood, concentration and daily routines.
This is a two-way relationship among body systems. Stress may change gut movement or sensitivity for some people, but it does not make physical symptoms imaginary and does not replace a medical assessment.
Supportive routines—regular meals, movement, sleep and time to unwind—can help general wellbeing. For persistent symptoms, seek care that considers both physical and emotional health.