Noun

(-)

The process of achieving stability, or homeostasis, in the body, through physiological or behavioral change.

* {{quote-news, year=2009, date=August 18, author=Natalie Angier, title=Brain Is a Co-Conspirator in a Vicious Stress Loop, work=New York Times citation

, passage=This system of so-called allostasis , of maintaining control through constant change, stands in contrast to the mechanisms of homeostasis that keep the pH level and oxygen concentration in the blood within a narrow and invariant range. }}