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How long does anxiety typically last?

Anxiety is a common mental health condition that involves excessive and persistent worry about various situations or events. It is normal to feel anxious occasionally, such as before a big exam or important presentation. However, for some people, anxiety does not go away and can last for extended periods of time. Understanding how long anxiety episodes typically last can provide insight into when treatment may be needed.

Acute anxiety

Acute anxiety refers to short-lived anxiety reactions in response to stressful life events. Examples include:

  • Feeling nervous before a first date
  • Experiencing worry before a job interview
  • Having anxiety before a major exam

Acute anxiety is often situational and directly connected to a specific stressor. Symptoms usually start within minutes of the triggering event and tend to resolve within hours as the stressor passes. Acute anxiety episodes typically last anywhere from a few minutes to several hours.

For example, someone may begin feeling increased heart rate, sweating, and nervousness leading up to a public speaking event. During the speech, anxiety levels may remain elevated. But then symptoms start to improve within an hour or two afterwards.

Acute anxiety responses are common and often do not require treatment. They are the body’s natural reaction to dealing with challenging or threatening situations. However, some acute anxiety episodes can be severe and disabling in the short-term.

Anxiety disorders

When anxiety persists for weeks to months and impairs daily life, it may indicate one of several anxiety disorders:

Generalized anxiety disorder

Generalized anxiety disorder (GAD) involves frequent and excessive worry about many events or activities. The anxiety and worry persist for at least 6 months and are difficult to control.

In GAD, anxiety episodes are not tied to specific situations. The persistent anxiety, tension, and dread occur on more days than not and often feel uncontrollable. GAD requires treatment to help manage chronic anxiety.

Social anxiety disorder

Social anxiety disorder involves intense fear and avoidance of social situations. Anxiety episodes are directly connected to and triggered by social events, such as meeting new people or speaking in public. The persistent fear of these situations typically lasts 6 months or more.

Panic disorder

Panic disorder consists of recurrent, unexpected panic attacks followed by persistent concern about having another attack. Panic attacks are sudden periods of intense anxiety reaching a peak within minutes. The anxiety episodes typically last 10 minutes or less.

In panic disorder, the panic attacks recur for at least one month. Between attacks, there is ongoing worry about having another one.

Phobia disorders

Phobias are marked and excessive fears about specific objects or situations that pose little or no real danger. The anxiety episodes are triggered only by the phobic stimulus and usually start rapidly and last for a few minutes up to a few hours.

The fear and avoidance persist for 6 months or longer. Examples are phobias of flying, heights, animals, or blood.

How long untreated anxiety disorders last

Without treatment, anxiety disorders typically follow a chronic, unrelenting course. The duration varies by disorder:

Anxiety Disorder Typical Duration When Untreated
Generalized anxiety disorder Persistent, daily anxiety lasting years
Social anxiety disorder Lifelong disorder without remission
Panic disorder Repeated panic attacks occurring for years
Phobia disorders Persistent fear lasting decades

GAD involves chronic daily anxiety that, without treatment, can continue for many years or a lifetime. Social anxiety and phobias tend to have early ages of onset and display a lifelong course if untreated. Panic disorder also persists for years if left untreated.

The chronic nature of anxiety disorders highlights the importance of seeking effective treatment rather than waiting for symptoms to resolve on their own.

Duration of anxiety episodes with treatment

The good news is that anxiety disorders are very treatable conditions. With professional treatment, anxiety episodes can be reduced in both frequency and severity. Many people with anxiety disorders achieve a full remission of symptoms.

Here is how long anxiety episodes tend to last with proper treatment:


Also called talk therapy, psychotherapy helps people learn to manage anxiety through techniques like cognitive behavioral therapy (CBT) and exposure therapy. After 8-10 weekly therapy sessions, many people experience fewer anxiety episodes that are less intense. Ongoing psychotherapy aims to prevent anxiety from returning.


Antidepressants and anti-anxiety medications can help control symptoms of excessive worry, panic attacks, and fear. With daily medication, anxiety episodes may start improving within 1-2 weeks. It often takes 6-8 weeks to get the full anxiety-reducing effects. Medication may be needed long-term to prevent anxiety from returning.

Lifestyle changes

Stress management, regular exercise, caffeine reduction, yoga, and meditation can all complement anxiety treatment. While not enough on their own to cure anxiety disorders, lifestyle changes help shorten the duration of anxiety flare-ups when combined with therapy and/or medication.

When to seek help

It is important to seek professional help if anxiety episodes:

  • Are occurring daily or almost daily
  • Are causing significant distress or impairing your daily functioning
  • Have persisted for 1 month or longer

Getting evaluated by a mental health professional can determine if treatment is needed for an underlying anxiety disorder. Starting appropriate treatment early leads to the best outcomes for reducing anxiety duration.


In summary, acute anxiety episodes lasting for minutes up to hours are common and often resolve on their own. However, when anxiety is frequent and persistent for months, it likely signifies an anxiety disorder. Left untreated, the anxiety episodes associated with these conditions typically continue chronically for years or a lifetime. The good news is anxiety disorders are very treatable. With professional treatment including psychotherapy, medication, and lifestyle changes, anxiety episodes can be dramatically reduced in frequency and severity. Seeking help early leads to better outcomes in shortening anxiety duration.