Endemic (epidemiology)

An endemic sustained period of increased incidence of a disease is called ( in the narrow sense of contagious disease) in medicine, which occurs in a limited region or population. The prevalence in this region / population remains (more or less) the same, but is relative to other regions / populations increased. The corresponding geographical region is called endemic area. The term endemic so called natural foci of pathogens of humans.

The corresponding term in animals is enzootic, geographical region is called Enzootiegebiet.

In time increased incidence of a disease is called contrast of epidemic if this is done locally, or pandemic countries and continents border spreading.