But no matter how careful I am or where I go, I still come home sick. Firstly, some unfortunate people do seem to come down with Montezuma's Revenge, Delhi Belly, or whatever, whenever they travel to the tropics.
Some people get queasy just looking at the brochures.
Studies have shown that majority of travelers actually do commit some sort of culinary faux pas in spite of their best intentions. Sometimes it may also be the change in food that makes our bowels act up a bit. Too much fruit, alcohol or spice may get the best of you. This is based on the fact that most cases of Tourista are caused by bacteria. Preventative medications aren't for everyone, but they may be for you.