Any behaviour that does not allow a person to function within or adapt to the stresses and everyday demands of life is considered:

Question

Quizplus · Accepted Answer

The term "maladaptive" refers to behaviour that is not well-suited to the demands of everyday life or that interferes with a person's ability to function effectively. Unlike deviant behaviour, which may simply fall outside the norms of social behaviour, maladaptive behaviour is problematic because it prevents individuals from meeting the demands of their environment.

Any Behaviour That Does Not Allow a Person to Function