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Updated: May 21, 2026
11:18
Using the Threat Probability Task to Assess Anxiety and Fear During Uncertain and Certain Threat
Published on: September 12, 2014
Anxiety, for better or for worse
Andrea Herrera-Solís1, Alejandro Hernández-Lira2, Alejandra E Ruiz-Contreras3
1Laboratorio de Efectos Terapéuticos de los Cannabinoides, Departamento de Biología Molecular e Histocompatibilidad, Hospital General Dr. Manuel Gea González, Secretaría de Salud, Ciudad de México, México.
Summary
Anxiety, a common psychiatric condition, plays an adaptive role under normal circumstances. This review explores its regulation, contributing factors, and new treatments for pathological anxiety.
Area of Science:
- Neuroscience
- Psychiatry
- Behavioral Science
Background:
- Anxiety is a prevalent psychiatric disorder that can be both adaptive and pathological.
- Understanding the neurobiological and psychosocial underpinnings of anxiety is crucial for effective treatment.
- While often a symptom, anxiety can also manifest as a disorder itself.
Purpose of the Study:
- To review the adaptive functions of anxiety.
- To explore the brain systems, structures, and neurotransmitters involved in anxiety regulation.
- To discuss psychosocial factors contributing to maladaptive anxiety and emerging treatment strategies.
Main Methods:
- Literature review of neurobiological and psychosocial research on anxiety.
- Analysis of current pharmacological and psychotherapeutic interventions.
- Synthesis of findings on anxiety regulation and treatment.
Main Results:
- Anxiety serves an adaptive role in facilitating coping and adaptation under normal conditions.
- Specific brain circuits, structures (e.g., amygdala, prefrontal cortex), and neurotransmitters (e.g., serotonin, GABA) are critical for anxiety regulation.
- Psychosocial factors significantly influence the anxiety regulatory system, potentially leading to maladaptive anxiety.
Conclusions:
- Anxiety's dual role as adaptive and pathological necessitates a comprehensive understanding of its regulatory mechanisms.
- Emerging pharmacological and psychotherapeutic approaches show promise for managing pathological anxiety.
- Further research into the interplay of neurobiology and psychosocial factors is essential for advancing anxiety disorder treatment.
Related Concept Videos
01:18Anxiety: Overview
Anxiety is a common mental disorder featuring excessive worry, fear, and apprehension, significantly affecting daily life. People with anxiety disorders experience persistent and intense anxiety, interrupting their everyday functioning.
Individuals with anxiety often experience a range of physical and emotional symptoms, including sweating, trembling, tachycardia, and disturbances in sleep patterns. These symptoms vary in intensity and frequency but are generally disruptive and distressing.
Individuals with anxiety often experience a range of physical and emotional symptoms, including sweating, trembling, tachycardia, and disturbances in sleep patterns. These symptoms vary in intensity and frequency but are generally disruptive and distressing.
01:30Generalized Anxiety Disorder
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Anxiolytic drugs are vital in managing anxiety disorders by effectively alleviating symptoms such as excessive fear, tachycardia, and tremors. There are several classes of anxiolytic medications, each with unique mechanisms of action and potential side effects.
Primary Types of Anxiolytic Drugs
1. Benzodiazepines:
Benzodiazepines bind to the GABA-A receptor in the brain, enhancing GABA's interaction. This action reduces neurotransmission, effectively blocking anxiety-associated limbic circuitry.
Primary Types of Anxiolytic Drugs
1. Benzodiazepines:
Benzodiazepines bind to the GABA-A receptor in the brain, enhancing GABA's interaction. This action reduces neurotransmission, effectively blocking anxiety-associated limbic circuitry.
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Panic disorder is an anxiety disorder characterized by recurrent and sudden minutes-long episodes of intense fear, known as panic attacks. These attacks may feel like heart attacks and often happen without warning or a specific cause. They can include symptoms such as rapid heart rate, shortness of breath, chest pain, trembling, sweating, dizziness, and a sense of helplessness. During a panic attack, individuals may feel as though they are experiencing a heart attack or are in a...