India, Dec. 18 -- Many everyday habits we barely think twice about can quietly damage the stomach over time. From smoking and frequent painkiller use to excessive alcohol consumption, these common exposures can inflame the stomach lining, trigger gastritis, and increase the risk of painful ulcers. Understanding which substances harm your gut - and why avoiding them matters - is key to protecting digestive health and preventing long-term complications.

Dr Joseph Salhab, a gastroenterologist and health content creator from Florida, specialising in digestion, liver, pancreas and nutrition, has highlighted three common "gut toxins" you should avoid. In an Instagram video posted on December 18, the gastroenterologist explains how these common...