title: [Old age--a disease?].
abstract: The process of aging is discussed in relation to the environment of an individual and the evolution. Aging occurs hierarchically at a molecular, cellular, and systemic level. These physiologic processes of aging are accompanied by diseases, age-dependent and age-related diseases can be differentiated.
authors.affiliation: Institut für Tierpathologie, Universität München.
authors.forename: W
authors.initials: W
authors.lastname: Hermanns
mesh_terms: D000375:Aging / Q000473:pathology / Q000502:physiology*; D000818:Animals; D005075:Biological Evolution; D004777:Environment; D006801:Humans
vernacular_title: Hohes Alter--eine Krankheit?