Children prone to irritability experience significant functional impairments and internalising
and externalising problems. Contemporary models have sought to elucidate the underlying …

Research on irritability in children and adolescents has proliferated over the last 20 years.
The evidence shows the clinical and developmental significance of irritable mood and …

Objective The need to understand and treat childhood chronic irritability (CI; ie frequent
temper loss and angry/irritable mood) is imperative. CI predicts impairment across …

Pediatric irritability is a functionally impairing transdiagnostic symptom underlying a
substantial proportion of child mental health referrals. The past 20 years have witnessed a …

Frustration is a negative state triggered by unexpected reward loss with behavioral,
emotional and motivational components. Frustration Intolerance (FI) has been considered a …

Successive negative contrast (SNC) involves a disruption of behavior when the magnitude
of a reward is reduced unexpectedly from a large to a small amount, relative to a control …

Frustration tolerance is a skill related to emotional regulation processes and is important
insofar as it affects people's social relationships and even health. Low levels of frustration …

Purpose Frustration is an emotion often clinically reported by persons who stutter. So far,
mainly questionnaire-based studies have reported findings related to increased frustration …

Recent articles reported a massive increase in frustration among weak students due to the
outbreak of COVID‐19 and Massive Open Online Courses (MOOCs). These students need …

College students with Attention-Deficit/Hyperactivity Disorder (ADHD) often have poor self-
control, low frustration tolerance (FT), and associated irritability. These features are …