sentence: Abnormal behaviors can be adaptive or maladaptive.
sentences_before: The definition of what constitutes 'abnormal' has varied across time and across cultures, and varies among individuals within cultures. It is often associated with a mental disorder. Abnormal psychology can be described as an area of psychology that studies people who are consistently unable to adapt and function effectively in a variety of conditions. There are different ways to  classify mental disorders.
sentences_after: Maladaptive abnormalities can cause suffering and social discomfort. These behaviors can also be irrational, unpredictable and dangerous.
concept_name: abnormal behavior
headings: Abnormal psychology
categories: Psychology