Causes of colon cancerbr br 1- Obesitybr Being overweight or obese, particularly in the abdominal area, is associated with an increased risk of colon cancerbr br 2- Smokingbr Smoking is linked to an increased risk of colon cancerbr br 3- Alcohol consumptionbr Excessive alcohol consumption is linked to an increased risk of colon cancerbr br 4- Certain medicationsbr Some studies suggest that long-term use of some medications, such as nonsteroidal anti-inflammatory drugs (NSAIDs) such as aspirin and ibuprofen, may have a protective effect against colorectal cancerbr br 5- chronic constipation or diarrheabr Long-term digestive problems such as chronic constipation or diarrhea can lead to an increased riskbr br 6-Inflammatory bowel disease (IBD)br Chronic inflammatory diseases of the colon such as ulcerative colitis and Crohn's disease are associated with an increased risk of colon cancer