A sudden increase in the number of cases of a particular disease in a population. It can spread rapidly and affect a large number of individuals.
Imagine a classroom where one student starts sneezing and coughing. Soon, other students start getting sick too, causing an outbreak of illness in the class.
Epidemic: A widespread outbreak of a disease that affects many people within a community or region.
Pandemic: An epidemic that has spread over multiple countries or continents, affecting a large number of people globally.
Vector-borne Disease: A disease transmitted to humans through the bite of infected organisms like mosquitoes or ticks.
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