Do some research on the area, first and foremost. Make sure to get all your vaccinations if recommended by health care officials (contact your local office and ask what will be needed, if anything, for where you're going). Depending on the country and region of the country you're traveling to, you may need to avoid drinking water unless it's bottled or boiled; eating meat; or eating any fruits that cannot be peeled (by you).
The most important thing to do is to thoroughly research the area online, and search for any health concerns to travelers. It can't hurt to learn some local words for "hospital" or "medical clinic," as the internet may not be available in every country. In addition, buying travelers' insurance can be a good idea, just in case!
Yes, you will first need to research the country you are traveling to and what are the common diseases and sicknesses that occur there. Different countries require different vaccinations. Where abouts are you traveling to?
Be sure that before you travel you are physically fit. You can have a whole body check up. It is best also that you will get all the vaccinations if recommended by the department of health.
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