Whenever traveling you need to make all the necessary arrangements for your health and that of your family. You should have all the necessary vaccinations against communicable diseases, if you are traveling with children to overseas it is very important that the pediatrician is notified in order to  update their vaccination record. Below is a website that is recommended for you to visit in order to get information on traveler's health and safety.

http://wwwnc.cdc.gov/travel/