Alcohol may cause bowel irritation and may trigger symptoms of irritable bowel syndrome. Excessive drinking can increase the risk of colon cancer.
For more information about the effects of alcohol on your body, check out our interactive body health tool.
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Alcohol and your stomach
Alcohol may irritate the stomach lining which can bring on nausea, vomiting and sometimes diarrhoea. Long-term, excessive drinking has been associated with increased risk of upper gastrointestinal cancer including stomach cancer.
Alcohol and your brain
Alcohol slows down the central nervous system which, in turn, impacts almost all of the body’s cells and systems. Alcohol misuse may cause alcohol-related brain impairment or brain injury.
Alcohol and your heart
Long-term and excessive drinking can increase your risk of developing heart disease, high blood pressure, weakening of the heart muscle and heart failure.lood pressure, weakening of the heart muscle and heart failure.