S: https://www.healthcare.gov/ (last access: 3 September 2014); http://www.kevinmd.com/blog/2012/02/america-medical-care-system-health-care-system.html (last access: 25 September 2015); NAVARRO p. 445.
N: 1. healthcare (n.): also health care, 1940, U.S. government-ese, from health (Old English hælþ “wholeness, a being whole, sound or well,” from Proto-Germanic *hailitho, from PIE *kailo- “whole, uninjured, of good omen”; cognates: Old English hal “hale, whole;” Old Norse heill “healthy;” Old English halig, Old Norse helge “holy, sacred;” Old English hælan “to heal”; with Proto-Germanic abstract noun suffix *-itho, see -th (2); of physical health in Middle English, but also “prosperity, happiness, welfare; preservation, safety.”) + care (Old English caru, cearu “sorrow, anxiety, grief,” also “burdens of mind; serious mental attention,” from Proto-Germanic *karo; cognates: Old Saxon kara “sorrow;” Old High German chara “wail, lament;” Gothic kara “sorrow, trouble, care;” German Karfreitag “Good Friday”), from PIE root *gar- “cry out, call, scream”; cognates: Irish gairm “shout, cry, call;” see garrulous. Different sense evolution in related Dutch karig “scanty, frugal,” German karg “stingy, scanty.” The sense development in English is from “cry” to “lamentation” to “grief.” Meaning “charge, oversight, protection” is attested c.1400, the sense in care of in addressing. To take care of “take in hand, do” is from 1580s.).
2. The act of taking preventative or necessary medical procedures to improve a person’s well-being. This may be done with surgery, the administering of medicine, or other alterations in a person’s lifestyle. These services are typically offered through a health care system made up of hospitals and physicians.
S: OED – http://www.etymonline.com/index.php?allowed_in_frame=0&search=health+care&searchmode=none (last access: 3 September 2014). 2. http://www.businessdictionary.com/definition/health-care.html (last access: 21 September 2014).
S: OED – http://www.etymonline.com/index.php?allowed_in_frame=0&search=health+care&searchmode=none (last access: 3 September 2014); COSNAUTAS (last access: 26 September 2015).