Concepts

Concepts groups named ideas, measures and theoretical constructs the health and wellness field uses to describe, quantify or reason about population health, such as herd immunity, the quality-adjusted life year, health equity and the epidemiological transition. Belongs here: a defined idea or measure with a real history in the field own literature, tied to the branch that uses it through the in-branch relationship. Does not belong here: a specific historical event or discovery that introduced a concept, filed under Milestones, or a delivered program or practice built on a concept, filed under Public Health Programs or Practices.