drinking too much alcohol is also bad for your stomach health (not to mention it being very bad for your liver and your overall health too). hence, you need to moderate your drinking to 1 or 2 glasses of alcohol a day. in addition, drinking too much acidic drinks every day will also wear down your stomach lining over the years, so that should be done in moderation also. eating foods that are too hot or too spicy is also bad for you as they can cause reflux disease in which the food will go back up your esophagus during the digestion process, Chalean extreme.