Air pollution is an example of an exposure that has been linked with negative health outcomes.<unk>  is a branch of<unk>  concerned with determining how<unk>  exposures impact human health. This field seeks to understand how various external risk factors may predispose to or protect against disease, illness, injury, developmental abnormalities, or death. These factors may be naturally occurring or may be introduced into environments where people live, work, and play.
Environmental epidemiology
Computational epidemiology
Forensic epidemiology
Spatial epidemiology
Cognitive epidemiology
Neuroepidemiology
Psychiatric epidemiology
Acoustic epidemiology