The most likely diagnosis appears to be Irritable Bowel Syndrome (IBS), which affects 6-18% of people worldwide and causes: - Abdominal pain and discomfort - Changes in bowel movements - Difficulty digesting certain food Other conditions to consider include: - Inflammatory Bowel Disease - Celiac Disease - Food intolerances - Bacterial infection 1. Keep a detailed food and symptom diary to identify trigger foods 2. Note the timing and frequency of bowel movements 3. Document associated symptoms like bloating, gas, or pain When possible, these basic tests would be helpful: - Blood tests to check for anemia and celiac disease - Stool tests to rule out infection - Basic physical examination If symptoms persist or worsen, please try to see a gastroenterologist for proper evaluation and treatment.