Travel Safety -

Just as Elena was about to buy the fruit, she remembered the briefing from her travel group: isn't just about what you eat, but what you carry across borders. That innocent mango could be home to invasive pests like the Oriental fruit fly, which can devastate entire agricultural industries if brought back home.

The morning sun was just beginning to hit the stalls of the local market in Mexico City when Elena reached for a vibrant, perfectly ripe mango. She had been traveling for three weeks, and while her Instagram was full of stunning cathedral shots, her stomach had its own story to tell. The Hidden Passengers TRAVEL SAFETY

: Even though the greens looked fresh, she avoided raw salads and cut-up fruit platters that might have been washed in unsafe local water. Just as Elena was about to buy the

Later that day, while packing for her flight to California, Elena double-checked her bags. She knew that bringing prohibited items—even by accident—could lead to for a first-time offense. She had been traveling for three weeks, and

A list of you can take through airport security?

As she ate, she followed the simple health mantra she’d memorized: . To stay safe from "traveler's diarrhea," she followed these steps:

: She only ate fruits she could peel, like bananas and mangoes, to avoid contaminated skins.