emerging diseases
Newly appearing ailments
Emerging diseases are illnesses that have recently appeared in a population or are rapidly increasing in incidence or geographic range.
The term covers genuinely new pathogens like HIV and COVID-19, as well as known diseases spreading to new areas or resurging after periods of control.
Public health officials track emerging diseases to prevent epidemics: Zika was among the most concerning emerging diseases of the 2010s.
- pandemic preparednessCapacity to handle outbreaks
- public health emergencyDeclared population-wide medical threat
- outbreak responseActions taken during epidemic
- spillover eventPathogen enters new host species
- bat coloniesCommunal flying mammal groups
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