title: [On relativity of the cognition of health].
abstract: The people's cognition of health has changed, from less to more. WHO (World Health Organization) put forward the definition of health, and revise it constantly. Although the people's cognition of health is developed continually, the cognition still has its own relativity, because of the difference of cognition methods, the changes of the frame of reference and uncertainty of the standard of judgment.
authors.affiliation: China Institute for History of Medicine and Medical Literature, China Academy of Chinese Medical Sciences, Beijing, 100700, China.
authors.forename: Hai-peng
authors.initials: HP
authors.lastname: Zhang
authors.forename: Run-hua
authors.initials: RH
authors.lastname: Chen
mesh_terms: D003071:Cognition; D006262:Health; D006801:Humans