Adjustment Disorder: A stressor-related disorder characterized by emotional or behavioral symptoms in response to identifiable stressors that occur within 3 months after the onset of the stressor.
Reactive Attachment Disorder (RAD): Another stressor-related disorder seen in children who have been unable to form healthy attachments with primary caregivers due to neglect or maltreatment.
General Adaptation Syndrome (GAS): The body's physiological response to stress, involving three stages: alarm, resistance, and exhaustion.