The immunization requirements also vary from country to country. Get informed as soon as you know your destination and itinerary. Some vaccines may take up to two months to complete and countries require proof of immunization . However, a more common problem is traveler's diarrhea .
Prevention is the key.
Below is a listing of generally recommended vaccinations for adults, adolescents, and children. Some countries require foreign visitors to have these, or other inoculations, or medical tests before entering the country. For those at risk, and for travelers to countries where the disease is common. For those at risk. For those at risk.