Healthy Travel: 10 Things You Shouldn't Leave Home Without (Slideshow)

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Reusable Water Bottle

Whether you travel by land, air, or sea, a refillable water bottle is a handy way to save money and always be sure to have a drink available. Refill at a water fountain (if you're flying, wait until after the security checkpoint), or another water source. Just remember to be careful with drinking tap water in some areas of the world.

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