Don't know: That all depends on when they went, which country they went to, which type of settlement (urban vs. Rural), and what they did there. There are different diseases in different areas.
Answered 4/1/2014
5.9k views
More information: is needed. What country or region are they living in? Do they live in mountains, lowlands, rural or urban area? The Centers for Disease Control and prevention maintain up to date information for countries throughout the world for travelers. Before you go anywhere check: https://wwwnc.cdc.gov/travel/
Answered 5/27/2017
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