Disease and Illness - types, how to prevent and effects on tourism.
Malaria, cholera, tetanus, norovirus, yellow fever, typhoid.
Prevent by - vaccines, insect repellent, drinking bottled water instead of tap water, wearing clothes that cover up skin to prevent bites.
Effects on tourism - people wont want to risk infection, don't want to get vaccinated, and the cost of insurance and vaccines may deter people from visiting certain areas.