November 21, 2024
New Delhi, India
Health

Generalised Anxiety Disorder 

generalised-anxiety-disorder

Anxiety is a natural and vital part of human life, rooted in our evolutionary history as a survival mechanism. It helps us recognize potential dangers and prepares us to act with caution and vigilance. In moderation, anxiety can be beneficial—short-term or acute anxiety is often a healthy reaction to stress. For example, anxiety before a job interview, exam, or important event can heighten our awareness and focus. 

We’ve all experienced moments when our bodies respond to stress—perhaps your heart races, your muscles tense, and your breathing quickens. This is the body’s natural reaction to fear or anxiety, preparing us for the “fight or flight” response in the face of perceived threats. While these reactions can help us navigate everyday challenges, anxiety can sometimes appear without a clear reason, leaving us feeling tense and on edge. In such cases, the vague sense of unease we experience is known as anxiety. 

Although anxiety and fear can have adaptive functions, preparing us for action when danger looms, they can also become overwhelming. When anxiety is persistent, excessive, or triggered too easily, it may no longer serve as a protective mechanism. Instead, it can disrupt daily life, leading to generalized anxiety disorder (GAD)—a chronic condition where fear and worry are constant and intrusive, preventing individuals from functioning normally. Understanding the line between healthy, adaptive anxiety and chronic, debilitating anxiety is crucial in managing and addressing its impacts. If left unaddressed, chronic anxiety can interfere with daily activities and significantly impact overall well-being. 

A Deep Dive into Generalized Anxiety Disorder (GAD) 

To better understand Generalized Anxiety Disorder (GAD), let’s look at some popular characters who are  likely to provide an accurate representation of this condition. 

“Oh, dear! I’m worried about everything. What if something bad happens?” 

I’m afraid to go outside. What if something goes wrong? I don’t think I’m brave enough.” – Piglet, Winnie the Pooh

A. A. Milne and E. H. Shepard’s Winnie the Pooh features a character that many have identified as a manifestation of GAD: Piglet. An anxious and timid little pig, Piglet embodies many traits associated with GAD. Constant apprehension and nervousness characterize him. He tends to worry excessively about the smallest things, imagining worst-case scenarios even in the simplest of situations that aren’t so bad. His anxiety leads him to be hesitant and cautious, always second-guessing his actions, and he frequently seeks reassurance from his friends, especially Winnie-the-Pooh.  

Despite being surrounded by supportive friends, Piglet’s persistent sense of fear and uncertainty shows how generalized anxiety can overshadow everyday experiences. Whether it’s venturing into the woods or facing an unexpected challenge, Piglet’s instinct is to focus on what could go wrong, making him a relatable portrayal of someone who deals with chronic worry and the constant sense of unease characteristic of GAD. 

“What if something goes wrong? I can’t stop stressing over every little detail. I’ve planned and planned,  but what if it’s not enough?” 

“I just want everything to go smoothly. If it doesn’t, I’ll feel like I’ve failed, and I can’t bear the thought of disappointing anyone.” Monica Geller, friends 

Another popular character who exemplifies the traits of GAD is Monica Geller of FRIENDS. Monica’s embodiment of the characteristics is seen through her pervasive and excessive worry about various aspects of her life. Her anxiety is so diffuse that it controls her approach towards life. 

A clear instance of Monica’s GAD is depicted in the episode where she is planning her wedding. Monica becomes overwhelmed by the myriad details involved, from the seating arrangements to the wedding favours. Her anxiety is not just about the specific tasks but about the entire event being perfect and meeting everyone’s expectations. As the wedding approaches, she becomes increasingly stressed, imagining all the possible problems that could arise, from guests not enjoying themselves to things going wrong with the ceremony. 

For example, during one scene, Monica becomes fixated on the possibility of the weather ruining the outdoor part of the wedding. She spends hours obsessively checking the weather forecast, preparing contingency plans, and seeking reassurance from her friends and family. This excessive worry about potential problems and her inability to relax even in the face of reassurances from others exemplify the chronic, pervasive nature of GAD. 

Monica’s reaction to the wedding planning reflects a broader pattern of anxiety that pervades various aspects of her life. Her constant overthinking, worry about minor issues, and inability to enjoy the present moment without fearing potential problems demonstrate how GAD can manifest through excessive, generalized anxiety about multiple facets of life. 

“I’m paralyzed with indecision. I don’t want to make a mistake and end up ruining someone’s life.” 

“I can’t make decisions like this. What if I choose wrong? I’m constantly worrying that I’m going to mess  everything up.” Chidi Anagonye, The Good Place

Another popular character who reflects Generalized Anxiety Disorder (GAD) is Chidi Anagonye from The Good Place. As a professor of philosophy and ethics, Chidi is constantly paralyzed with fear when making even the smallest decisions. He is seen spiralling as he tries to weigh all the possible ethical dilemmas and questions surrounding a simple yes or no answer.

Chidi’s constant indecision is a key characteristic of GAD. His pervasive anxiety manifests as a continual need to seek reassurance and validation from others, often turning to his friends for guidance on decisions both large and small. This is exemplified by his frequent discussions and debates about moral dilemmas and the right course of action, demonstrating his overarching fear of making mistakes and facing negative outcomes. 

From the three examples given above the commonalities of GAD gathered are as follows :  

  • Pervasive Worry: Individuals with Generalized Anxiety Disorder (GAD) experience a pervasive sense of worry that casts a shadow over their lives. This constant fear and apprehension can make even the simplest tasks seem overwhelmingly daunting. 
  • Indecisiveness and Overanalysis: This pervasive worry often leads to indecisiveness and overanalysis.  People with GAD tend to ruminate excessively, repeatedly examining every possible outcome of a decision,  which impairs their ability to reach a solution. 
  • Need for Reassurance: Closely related to their indecision is a strong need for reassurance from others. They seek validation from loved ones to confirm that their decisions are correct, driven by their anxiety and lack of confidence in their choices. 
  • Fear of Negative Outcomes: A persistent fear of negative outcomes looms over their thoughts, making them anticipate something bad happening despite their efforts to prevent it. 

These factors collectively interfere with daily life, leading to significant emotional distress and functional  impairment. 

Generalized Anxiety Disorder (GAD) is thus, a pervasive mental health condition marked by excessive, uncontrollable worry that affects individuals in various aspects of life. Often described as “free-floating anxiety,” where the individual’s sense of dread is not tied to any specific event or threat but instead hovers over a wide array of concerns. People with GAD worry about both big and small issues—ranging from health, family, and finances to trivial decisions—causing them to feel restless, fatigued, and mentally drained. Despite reassurances from friends and loved ones, individuals with GAD find it difficult to relax or let go of their worries. This condition, though common, can severely impact one’s quality of life, making even everyday decisions and situations feel overwhelming. 

Based on the National Mental Health Survey of 2016, “The current weighted prevalence of GAD is 0.57%. The male gender and higher education groups have significantly lesser odds with current GAD. Urban metro and the married group have significantly higher odds with current GAD. The most common comorbid psychiatric disorders are depression (15.8%) followed by agoraphobia (9.4%). Among respondents with current GAD in the past 6 months across three domains, around 2/5th has mild and moderate disability,  1/10th has a severe disability, and 1/20th has an extreme disability. The overall treatment gap of current  GAD is 75.7%.” 

According to the World Health Organization in 2019, the most common mental disorder was anxiety disorder, affecting 301 million people, with symptoms often beginning during childhood or adolescence. 

Unpacking the Symptoms: The Many Faces of GAD 

Given the omnipresence of GAD, it is important to understand its symptoms and how the leading handbook to describe mental disorders describes it in clinical terms. According to DSM 5- TR, GAD can be characterised as a disorder with – 

  1. Excessive anxiety and worry (apprehensive expectation), occurring more days than not for at least 6 months, about several events or activities (such as work or school performance). 
  2. The person finds it difficult to control the worry. 
  3. The anxiety and worry are associated with three or more of the following six symptoms (with at least some symptoms present for more days than not for the past 6 months). 
    • Restlessness or feeling keyed up or on edge
    • Being easily fatigued 
    • Difficulty concentrating or mind going blank 
    • Irritability 
    • Muscle tension 
    • Sleep disturbance (difficulty falling or staying asleep, or restless unsatisfying sleep) 
  4. The disturbance is not better explained by another mental disorder (e.g., anxiety or worry about havi  panic attacks in panic disorder, negative evaluation in social anxiety disorder [social phobia], contamination or other obsessions in obsessive-compulsive disorder, separation from attachment figures in separation anxiety disorder, reminders of traumatic events in posttraumatic stress disorder, gaining weight in anorexia nervosa, physical complaints in somatic symptom disorder, perceived appearance flaws in body dysmorphic disorder, having a serious illness in illness anxiety disorder, or the content of delusional beliefs in schizophrenia or delusional disorder). 
  5. The disturbance is not attributable to the physiological effects of a substance (e.g., a drug of abuse, a  medication) or another medical condition (e.g., hyperthyroidism). 

In simple terms, Generalized Anxiety Disorder is when someone experiences excessive anxiety over some time longer than 6 months. This anxiety covers various aspects like school, work, relationships,  and family, but it is not experienced as occasional stress. It is difficult to control and calm, making the worry overwhelming. People with GAD often struggle to calm themselves down, no matter how hard they try. Alongside this persistent worry, they may also experience physical symptoms such as restlessness, fatigue, difficulty concentrating, irritability, muscle tension, and trouble sleeping. These symptoms occur most days over the six months, making it hard to relax or feel at ease. 

Moreover, this anxiety is not a result of other associated disorders such as panic attacks, phobias, or OCD;  it occurs independently. Nor is it caused by the use of substances such as drugs, alcohol, or other medications. Instead, GAD presents as an ongoing, exhausting cycle of worry and physical discomfort,  significantly affecting daily life and making even small tasks feel overwhelming. 

Roots of Anxiety: What Causes GAD? 

Now that we understand the symptoms of generalised anxiety disorder, let’s understand its causes. The cognitive perspective on Generalized Anxiety Disorder (GAD) suggests that the disorder arises from problematic ways of thinking. Cognitive theorists argue that GAD is driven by dysfunctional thought patterns, primarily involving excessive and persistent worry. This excessive worry is not just an occasional problem but a continuous source of anxiety that affects daily life. 

Initially, cognitive theorists like Albert Ellis proposed that GAD is rooted in maladaptive assumptions – irrational beliefs that lead people to react inappropriately to stressors. For instance, Ellis identified several  key irrational beliefs that contribute to GAD: 

  • The belief that everyone needs to be loved or approved of by others.
  • The notion that it is catastrophic when things don’t go as planned. 
  • The idea is that if something could be dangerous or frightening, one should be intensely concerned about it. 
  • The expectation that one must be competent and successful in all areas to feel worthwhile. 

According to Ellis, these irrational beliefs lead individuals to interpret stressors, like an exam or a social situation, as highly threatening, causing excessive fear and anxiety. Over time, these beliefs can become generalized, leading to the persistent anxiety characteristic of GAD. 

Similarly, Aaron Beck proposed that individuals with GAD hold underlying assumptions that they are in constant danger, such as believing that situations or people are unsafe until proven otherwise. These assumptions lead them to worry excessively about potential dangers and to feel more anxious overall. Newer cognitive explanations, known as the “new wave” cognitive theories, build on these ideas. Metacognitive theory, developed by Adrian Wells, suggests that individuals with GAD have both positive and negative beliefs about worrying.  

They may see worry as a useful way to deal with threats but also believe that worrying is harmful and uncontrollable. This internal conflict about worrying—known as  “meta worry”—can exacerbate their anxiety.

Intolerance of uncertainty theory posits that people with GAD cannot tolerate any uncertainty, no matter how minimal. This intolerance leads them to worry excessively about all possible negative outcomes, as they struggle to find solutions and feel paralyzed by the uncertainty. Lastly, avoidance theory, proposed by Thomas Borkovec, suggests that people with GAD experience heightened bodily arousal and use worrying as a way to avoid dealing with this discomfort. They may have higher heart rates, perspiration, and other symptoms of physical anxiety, and they use excessive worry as a coping mechanism to distract from these bodily sensations. 

Next, the biological perspective on Generalized Anxiety Disorder (GAD) suggests that the disorder is influenced by biological factors, including genetics and brain chemistry. Studies have shown that GAD can run in families, meaning if someone has the disorder, their relatives are more likely to have it too. For instance, about 15% of relatives of individuals with GAD also have the disorder, which is higher than the  6% prevalence in the general population. This indicates a genetic link, though it’s important to remember that shared environments and experiences also contribute to the risk. 

A major focus of the biological perspective is on neurotransmitters, which are chemicals that help transmit signals in the brain. One key neurotransmitter involved in GAD is gamma-amino-butyric acid (GABA). GABA typically helps to calm brain activity and reduce anxiety. Researchers discovered that medications used to treat anxiety, like benzodiazepines, work by enhancing GABA’s calming effects. However, in people with GAD, this calming system may not function properly. They might have fewer GABA receptors or these receptors might not work as efficiently, leading to persistent anxiety. 

The biological perspective also suggests that GAD could be linked to a malfunction in the brain’s feedback  system. Normally, when anxiety triggers the brain, neurons fire rapidly, increasing excitement. GABA  helps to slow this down and calm the brain. If this system does not work correctly—perhaps due to  insufficient GABA or receptor issues—the brain might not effectively control the anxiety, leading to  constant, unchecked worry. 

Recent research has also identified the role of other neurotransmitters, like serotonin and norepinephrine, in anxiety. These chemicals interact with GABA and add to the complexity of understanding GAD. While  GABA remains crucial in the biological perspective, it’s clear that anxiety results from a network of neurotransmitters working together. 

Psychodynamic theories, especially those influenced by Freud, suggest that unresolved childhood issues  can play a significant role in developing Generalized Anxiety Disorder (GAD). Freud believed that when  caregivers fail to address a child’s emotional needs in early experiences, it might lead to anxiety problems.  For example, imagine a child who receives harsh punishment every time they make a mistake or express  curiosity. According to Freud, these harsh experiences could lead the child to develop a heightened sense  of fear and anxiety about their impulses and actions later in life. 

In simpler terms, if parents frequently punish a child for normal behaviors like expressing emotions or  exploring their surroundings, the child might grow up feeling that these natural impulses are dangerous. This constant fear can turn into an overwhelming anxiety in adulthood. For instance, if parents constantly  scold a child for crying or making a mess, the child might develop a fear of expressing their needs or desires. 

Psychodynamic researchers have explored these ideas by looking at how people with GAD use defense  mechanisms. For example, when individuals with GAD are asked to discuss upsetting experiences, they  might quickly shift the topic or deny having any negative feelings, which is a behavior known as repression. This tendency to protect themselves from uncomfortable emotions can stem from their early life  experiences, where they learned to avoid or deny their feelings. 

Further studies have shown that people who experienced extreme punishment or overprotectiveness as children often have higher anxiety levels than adults. For example, overly protective parents who shield their children from normal life challenges might contribute to weaker coping skills as they grow up. As adults, they may struggle to handle everyday stress, leading to persistent anxiety. While these psychodynamic perspectives provide valuable insights, not all research supports these ideas fully. Some studies have found that individuals with GAD might not always have had excessively harsh or troubled childhoods.

Additionally, people might avoid discussing negative experiences not because of repression but due to other reasons like wanting to focus on positive aspects of their lives or needing to build trust with their therapist. 

In summary, Generalized Anxiety Disorder (GAD) arises from a blend of biological, cognitive, and  psychodynamic factors. Biologically, it is linked to neurotransmitter imbalances, such as reduced GABA  activity, affecting anxiety regulation. Cognitively, GAD involves maladaptive thinking patterns and  irrational beliefs about danger and uncertainty. Psychodynamically, unresolved childhood issues and  ineffective defense mechanisms contribute to heightened anxiety. These perspectives together underscore  the complexity of GAD, highlighting the need for a multifaceted approach to understanding and treating  the disorder. 

The Hidden Impact: How GAD Shapes Everyday Life 

Generalized anxiety disorder (GAD) has also been associated with diminished quality of life (Bourland et  al., 2000), with substantial impairment in work and social roles (Henning et al., 2007).  A study by Rapaport and colleagues (2005) reveals that individuals with Generalized Anxiety Disorder  (GAD), Social Phobia, and Panic Disorder generally experience a diminished quality of life compared to  those without these disorders. This impairment manifests across several key areas of life, including social  and family relationships, leisure activities, and daily functioning.

People with these anxiety disorders often find it challenging to maintain satisfying interpersonal relationships, engage in recreational activities, and perform routine tasks effectively, due to persistent anxiety and avoidance behaviours. Although the extent of impairment in quality of life is similar across these anxiety disorders, the study highlights that this impact is somewhat less pronounced in physical health and mobility, which are less affected compared to other anxiety disorders like Obsessive-Compulsive Disorder (OCD).

Importantly, the study also underscores the significant role of comorbid depression in exacerbating the quality of life impairment. Individuals with anxiety disorders who also suffer from depression experience even greater reductions in life satisfaction  and functionality. In contrast, having additional anxiety disorders beyond the primary one does not notably worsen the quality of life. These findings emphasize the need for comprehensive treatment approaches that address both the primary anxiety disorder and any comorbid conditions, particularly depression, to effectively enhance the overall quality of life for affected individuals.

Breaking Free: Long-Term Management of GAD 

To effectively manage Generalized Anxiety Disorder (GAD), a multifaceted approach is often most beneficial. Cognitive-Behavioural Therapy (CBT) stands out as a leading treatment, helping individuals  address and reframe negative thought patterns that fuel anxiety. Medications, including Selective Serotonin  Reuptake Inhibitors (SSRIs) and Serotonin-Norepinephrine Reuptake Inhibitors (SNRIs), can also play a crucial role in balancing neurotransmitter levels and alleviating symptoms, though benzodiazepines and  buspirone may be considered for short-term or specific cases.

Complementing these treatments with  mindfulness practices, relaxation techniques, and lifestyle changes—such as regular exercise and a  balanced diet—can enhance overall well-being and further manage anxiety. Additionally, support groups  and psychoeducation provide valuable resources for individuals to gain insight, share experiences, and  foster resilience. By integrating these strategies, individuals with GAD can achieve a more comprehensive  and effective management plan tailored to their unique needs, ultimately improving their quality of life. 

References +
  • Munir, S., & Takov, V. (2022). A comprehensive review of the generalized anxiety disorder.  Journal of Anxiety Disorders. Available online: https://doi.org/10.7759/cureus.46115 
  • Alonso, J., Liu, Z., Evans-Lacko, S., et al. (2018). Treatment gap for anxiety disorders is global:  Results of the World Mental Health Surveys in 21 countries. Depression and Anxiety, 35(3), 195– 208. https://doi.org/10.1002/da.22711 
  • Comer, R. J. (2023). Abnormal Psychology (7th ed.). Worth Publishers. 
  • Global Health Data Exchange. (2019). GBD Results Tool. Institute for Health Metrics and  Evaluation. Retrieved September 5, 2023, from https://vizhub.healthdata.org/gbd results?params=gbd-api-2019-permalink/716f37e05d94046d6a06c1194a8eb0c9 
  • Mishra, A. K., & Varma, A. R. (2010). A Comprehensive Review of the Generalized Anxiety  Disorder. Journal of Anxiety Disorders, 23(8), 1086–1090.  https://doi.org/10.1016/j.janxdis.2009.07.011

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