Quick answer: Panic attack symptoms include intense physical sensations (racing heart, shortness of breath, trembling, chest pain, nausea) and emotional/cognitive symptoms (overwhelming fear, sense of dying, feeling out of control, detachment from reality). According to DSM-5 criteria, a panic attack involves 4 or more of 13 symptoms that typically peak within 10 minutes. The symptoms are frightening but not dangerous, and they will pass.
If you're experiencing symptoms right now and worried it's a heart attack, know this: panic attacks are not life-threatening, though a doctor should rule out cardiac causes if this is your first episode with chest pain.
What are panic attack symptoms?
A panic attack is a sudden episode of intense fear or discomfort that triggers severe physical and emotional symptoms even though there is no real danger. According to the National Institute of Mental Health (NIMH), panic attacks come on suddenly, typically peak within 10 minutes, and are characterized by at least 4 of 13 diagnostic symptoms (the DSM-5 criteria used by clinicians worldwide).
The key point: panic attack symptoms feel terrifying and physically real, but they are not life-threatening. Your body is not failing. You are not going crazy. The symptoms will subside.
Physical symptoms of a panic attack
Panic attacks flood your body with stress hormones (adrenaline and cortisol) that activate your fight-or-flight response. This produces real, measurable physical sensations:
Heart and respiratory symptoms:
- Rapid or pounding heart rate (tachycardia), palpitations
- Shortness of breath or feeling like you cannot get enough air
- Chest pain or chest tightness (often mistaken for a heart attack)
- Choking or throat tightness sensation
Neurological and sensory symptoms:
- Dizziness, lightheadedness, or feeling faint
- Numbness or tingling sensations (especially hands, feet, and face)
- Trembling or shaking
- Sweating
- Chills or hot flushes
Gastrointestinal symptoms:
- Nausea or abdominal discomfort
- Stomach cramping
- Diarrhea (less common but reported)
Other physical symptoms:
- Headache
- Blurred vision
- Muscle tension
All of these symptoms are documented in the DSM-5 and confirmed by Mayo Clinic and NIMH as part of the normal panic response, not signs of a medical emergency.
Emotional and cognitive symptoms
The psychological experience of a panic attack is as intense as the physical symptoms:
- Intense fear or sense of dread: An overwhelming wave of fear that feels like something terrible is about to happen
- Fear of dying or dying right now: Often the most distressing cognitive symptom
- Fear of losing control or going crazy: Worry that you will not be able to control your behavior or will have a mental breakdown
- Fear of fainting: Though fainting during panic is extremely rare (blood pressure actually rises, not falls)
- Feeling detached or unreal: Depersonalization (feeling disconnected from your body) or derealization (the world feeling unreal or dreamlike)
- Sense of impending doom: A visceral feeling that something catastrophic is about to happen
- Difficulty concentrating or thinking clearly: Mental fogginess or difficulty focusing on anything except the panic sensations
These cognitive symptoms are often what make panic attacks so frightening. The physical sensations (chest pain, racing heart) combine with the thought "I am dying" or "I am losing control," which intensifies both the fear and the physical symptoms, creating a vicious cycle.
Duration and peak intensity
Panic attacks follow a predictable arc. According to NIMH, panic attacks typically:
- Begin suddenly: with or without a clear trigger
- Peak within 5 to 10 minutes: the symptoms reach their worst point quickly
- Subside within 5 to 20 minutes: most attacks resolve within this window
- Leave residual symptoms: fatigue, heaviness in the head, or lingering anxiety can last 30 minutes to a few hours after the main attack ends
This trajectory is crucial information: if you know the attack will peak and then pass, you can ride it out rather than catastrophize. The peak is not sustainable because your body cannot maintain that level of stress hormone release indefinitely.
How do you know it is a panic attack and not something else?
The clearest distinction is the timing and triggers (or lack thereof):
Panic attacks:
- Come on suddenly (within seconds to a few minutes)
- Peak within 5 to 10 minutes
- Often occur without a clear external trigger (though they can have internal triggers like noticing your heartbeat)
- Include at least 4 of the 13 DSM-5 symptoms listed above
Anxiety (general anxiety disorder):
- Builds slowly over hours or days
- Usually tied to a real or imagined future worry
- Can last hours, days, or weeks
- Often milder in intensity than a panic attack
Panic attack vs anxiety attack: Some people use the terms interchangeably, but anxiety attacks are not a clinical diagnosis. For a detailed comparison, see our guide Panic Attack vs Anxiety Attack.
For new chest pain or severe symptoms, always see a doctor to rule out cardiac causes the first time. A clinician can distinguish panic from a heart attack via EKG, blood tests, and history.
When to seek professional help
You should see a doctor or mental health professional if:
- You have had 2 or more unexpected panic attacks in the past month and now fear another one
- You are avoiding places, people, or situations because of panic fears
- Panic attacks are interfering with work, school, relationships, or daily functioning
- You have chest pain that is new, severe, or radiating to your arm, jaw, or back (seek immediate medical attention for this)
- You have thoughts of harming yourself
- Symptoms are worsening or becoming more frequent
If you are in a panic attack right now and think you might be dying, seek immediate medical attention (call 911 or go to an emergency room). Clinicians are trained to differentiate panic from cardiac emergencies, and it is better to be safe.
FAQ
What are the 13 DSM-5 symptoms of a panic attack?
According to the DSM-5 (Diagnostic and Statistical Manual of Mental Disorders), a panic attack involves a sudden surge of intense fear or discomfort and includes 4 or more of these symptoms: palpitations or accelerated heart rate, sweating, trembling or shaking, sensations of shortness of breath, feeling of choking, chest pain or discomfort, nausea or abdominal distress, dizziness or lightheadedness, derealization (feeling detached), depersonalization (feeling detached from your body), fear of losing control, fear of dying, numbness or tingling sensations, and chills or hot flushes.
How long do panic attack symptoms last?
Most panic attacks peak within 5 to 10 minutes and subside completely within 5 to 20 minutes. However, residual symptoms like fatigue, a heavy head, or mild anxiety can linger for 30 minutes to several hours. If symptoms persist longer than 20 to 30 minutes without easing, or if they keep escalating, seek medical evaluation to rule out other causes.
Can panic attack symptoms be confused with a heart attack?
Yes, this is extremely common. Panic attacks and heart attacks both involve chest pain, rapid heart rate, and shortness of breath. The key differences: panic attacks peak within minutes and have emotional symptoms (fear, sense of doom), while heart attacks may have a different pain pattern and specific EKG and blood test findings. If you have new or severe chest pain, seek immediate medical evaluation. A clinician can rule out cardiac causes with an EKG and bloodwork.
Are panic attack symptoms dangerous?
No. While panic attack symptoms feel terrifying, they are not life-threatening. Your heart will not stop, your lungs will not stop working, and you will not faint (blood pressure actually rises during panic, not falls). The danger lies in the fear itself, which can lead to avoidance, isolation, and worsening panic disorder if untreated. That is why seeking professional help is important if attacks are frequent or worsening.
Why do panic attack symptoms feel so real if there is no danger?
Your body's threat-detection system (the amygdala) activates the fight-or-flight response as if there is a real danger (like a predator), flooding your body with stress hormones. This is a false alarm, but the physical response is genuinely real. Your heart genuinely races, you genuinely sweat, and your lungs genuinely feel tight. The problem is not that the symptoms are fake, but that they are triggered by a perceived threat (internal sensations, thoughts, or external situations) rather than actual danger.
What is the difference between a panic attack and panic disorder?
A panic attack is a single episode of sudden intense fear with physical and emotional symptoms. Panic disorder is a condition where panic attacks are frequent and unexpected, and the person develops persistent worry about future attacks or avoids situations where they might occur. You can have a panic attack without panic disorder. If attacks recur and start affecting your life, that is when the disorder diagnosis applies.