Gastrointestinal symptoms refer to any issues or discomfort experienced in the digestive tract, which includes the stomach, intestines, and other organs involved in digestion. Common gastrointestinal symptoms include bloating, abdominal pain, diarrhea, constipation, nausea, vomiting, and acid reflux. Researchers study gastrointestinal symptoms to better understand the underlying causes, potential treatments, and how these symptoms can impact overall health and quality of life. This research area often involves studying the relationship between diet, gut bacteria, hormones, and other factors that can contribute to digestive issues. Ultimately, the goal of this research is to develop more effective interventions and therapies to help individuals manage and alleviate gastrointestinal symptoms.