Irritable Bowel Syndrome (IBS) and colon cancer both affect the digestive system with overlapping symptoms like abdominal pain and bloating. However, they diverge significantly in nature and severity. IBS is a chronic functional disorder related to gut function, while colon cancer stems from abnormal cell growth. Recognizing distinct symptoms like rectal bleeding, unexplained weight loss, and fatigue is vital for early detection, especially for individuals over 45. Learn about the causes, symptom patterns, and red flags of each condition to ensure timely medical evaluation and improved outcomes.