Hi welcome to the health care magic Your social situation leads you to be stressed and excess stress can lead functional bowel problem also You have to consult gastroenterologist for examination and if needed than he will decide whether colonoscopy needed or not First primary work up done with stool examination and USG like non Invasive investigation Dietary modification needed with less fatty diet and avoidance of stress and smoking Green leafy vegetables and fruits consumed more More water should be drinked daily If specific cause found than treated accordingly after colonoscopy Take care Keep all these in mind and avoid stress and consult gastroenterologist