Anxiety: Symptoms, Types, Causes, and Treatment

Anxiety is a temporary and normal reaction of the body to situations of fear or stress, such as a public presentation, a job interview or a school exam. However, when anxiety is intense, occurs without apparent cause, or interferes with the performance of daily tasks, it may indicate an anxiety disorder such as generalized anxiety disorder, panic disorder, or a phobia.

In cases of anxiety, especially when symptoms are intense or frequent, it is important to consult a psychiatrist for an evaluation. Treatment for anxiety may include specific medications such as antidepressants and anti-anxiety medications, psychotherapy sessions, and lifestyle changes. 

⚡ Anxiety: Main Symptoms

Anxiety is characterized by the following symptoms: 

• ✅ Excessive worrying and fear;
• ✅ Restlessness or feeling on edge;
• ✅ Difficulty concentrating;
• ✅ Irritability;
• ✅ Racing thoughts;
• ✅ Overthinking worst-case scenarios;
• ✅ Feeling detached or unreal;
• ✅ Persistent nervousness;
• ✅ Chronic fatigue;
• ✅ Sleep disorders;
• ✅ Chronic sadness;
• ✅ Voluntary isolation, especially in cases of social anxiety;
• ✅ Low self-esteem caused by constant rumination;
• ✅ Hyperactivity as a way to escape anxious thoughts.

In addition to these manifestations, anxiety can also be accompanied by physical symptoms such as increased heart rate, rapid breathing, and excessive sweating, for example.

❗ What is an Anxiety Attack?

An anxiety attack is a situation in which anxiety symptoms, such as distress, fear, worry, or insecurity, are intense. Although symptoms sometimes appear quickly, it is common for the attack to begin slowly as the stressful situation approaches. The intensity of the anxiety attack can vary and, although it may resemble a panic attack, they are not the same thing. 

📂 Types of Anxiety Disorders

Anxiety disorders are classified into several categories: 

1️⃣ Generalized Anxiety Disorder

Generalized anxiety disorder occurs when anxiety becomes almost constant and affects the person’s quality of life even in non-stressful situations. 

This type of disorder tends to worsen over time, especially when left untreated. As a result, people with this anxiety disorder are at higher risk of developing depression and other psychological disorders. The symptoms may include:

• ✅ Excessive and uncontrollable worry about everyday situations;
• ✅ Restlessness or feeling on edge;
• ✅ Difficulty concentrating or mind going blank;
• ✅ Irritability;
• ✅ Muscle tension;
• ✅ Sleep disturbances, such as insomnia or restless sleep;
• ✅ Fatigue or feeling easily tired;
• ✅ Difficulty managing daily tasks due to constant anxiety.

2️⃣ Panic Disorder

This type of anxiety disorder is characterized by the presence of intense symptoms of anxiety, which occur suddenly, are recurrent and have no apparent cause. The symptoms may include:

• ✅ Sudden and intense episodes of fear or panic;
• ✅ Racing heartbeat or palpitations;
• ✅ Shortness of breath or feeling smothered;
• ✅ Chest pain or discomfort;
• ✅ Dizziness or lightheadedness;
• ✅ Trembling or shaking;
• ✅ Nausea or stomach upset;
• ✅ Fear of losing control or “going crazy”;
• ✅ Persistent worry about future panic attacks;
• ✅ Avoidance of situations that may trigger attacks.

3️⃣ Separation Anxiety Disorder

Separation anxiety disorder is common in children and is characterized by excessive distress or worry about being separated from people such as parents, other family members, and caregivers, or simply the possibility of such separation.

• ✅ Excessive fear or distress when away from attachment figures (like parents or caregivers);
• ✅ Reluctance or refusal to go to school, work, or other places due to fear of separation;
• ✅ Frequent worry about losing loved ones or something bad happening to them;
• ✅ Nightmares about separation;
• ✅ Physical symptoms such as headaches, stomachaches, or nausea when separation is anticipated;
• ✅ Clinginess or need to be constantly near attachment figures;
• ✅ Difficulty sleeping alone;
• ✅ Extreme distress during actual or anticipated separation.

4️⃣ Selective Mutism

This type of anxiety disorder is common during childhood and prevents people with this condition from talking to people other than their loved ones.

• ✅ Consistent failure to speak in specific social situations (e.g., school) despite speaking in other settings;
  ✅ Significant anxiety or fear about speaking in certain situations;
  ✅ Avoidance of social interactions that require speaking;
  ✅ Difficulty communicating nonverbally (e.g., gestures, nodding) in stressful settings;
  ✅ Impaired academic, social, or occupational performance;
  ✅ Symptoms lasting for at least one month (beyond the first month of school);
  ✅ Anxiety-driven physical symptoms, such as trembling or sweating, in speaking situations.

5️⃣ Social Phobia

Social phobia is an anxiety disorder characterized by excessive fear or worry about the possibility of being judged by other people, for example when going out with friends or giving a presentation at school or work. The symptoms may include:

• ✅ Intense fear or anxiety about social situations where one may be judged;
• ✅ Avoidance of social interactions or events;
• ✅ Fear of being embarrassed, humiliated, or scrutinized by others;
• ✅ Physical symptoms such as blushing, sweating, trembling, or rapid heartbeat in social settings;
• ✅ Difficulty speaking or making eye contact in public;
• ✅ Overthinking past social interactions and fearing future ones;
• ✅ Impaired daily functioning at work, school, or in relationships due to social anxiety.

6️⃣ Agoraphobia

Agoraphobia is manifested by a fear of being in open spaces, public spaces or leaving the house alone, for example. The symptoms may include:

• ✅ Intense fear or anxiety about being in places or situations where escape might be difficult;
• ✅ Avoidance of crowded places, public transportation, or open spaces;
• ✅ Fear of leaving home alone;
• ✅ Panic-like symptoms in feared situations, such as rapid heartbeat, sweating, or dizziness;
• ✅ Dependence on others to accompany them in public;
• ✅ Anticipatory anxiety about upcoming outings or social situations;
• ✅ Interference with daily activities, work, or social life due to avoidance behaviors.

7️⃣ Post-Traumatic Stress Disorder

Post-traumatic stress disorder can occur in people who have experienced traumatic situations such as car accidents or kidnappings, and can cause symptoms such as excessive and constant fear. 

• ✅ Intrusive memories or flashbacks of the traumatic event;
• ✅ Nightmares related to the trauma;
• ✅ Intense distress or physical reactions when reminded of the event;
• ✅ Avoidance of places, people, or activities that trigger memories of the trauma;
• ✅ Negative changes in thoughts and mood, including feelings of guilt, shame, or detachment;
• ✅ Hyperarousal symptoms such as irritability, difficulty sleeping, or being easily startled;
• ✅ Difficulty concentrating or maintaining relationships;
• ✅ Emotional numbness or loss of interest in previously enjoyed activities.

🧬 Main Causes of Anxiety

The exact cause of anxiety disorder remains unknown. However, it appears to be more common in cases of: 

• ✅ Family history of anxiety;
• ✅ Frequent exposure to situations that cause a lot of stress or negative feelings; 
• ✅ Diseases affecting the thyroid, heart disease or chronic pain; 
• ✅ Having experienced a traumatic situation during childhood such as physical or verbal violence. 
• ✅ People who try to quit using substances, especially alcohol or drugs, also have a higher risk of developing an anxiety disorder due to withdrawal caused by addiction.