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Panic Attacks vs Heart Attacks: How to Tell Them Apart and What to Do

  • 3 days ago
  • 9 min read

Alarmed woman clutching chest beside ECG graphic and hospital bed, with text Panic Attack or Heart Attack? Know the difference.

Quick Summary :

Panic attacks and heart attacks can feel frighteningly similar both cause chest pain, racing heartbeat, and shortness of breath. This guide breaks down the key differences in symptoms, explains what happens in your body during each event, and gives you a clear action plan: slow your breathing, ground yourself, and seek emergency care if pain spreads to the jaw, arm, or back, or worsens over time. Panic attacks are temporary and highly treatable with CBT and professional support. When in doubt, always seek medical evaluation — your safety comes first.


Did you know?

Nearly 1 in 3 people who visit the ER for chest pain are actually experiencing a panic attack, not a cardiac event.

Panic disorder affects approximately 4.7% of U.S. adults at some point in their lifetime — making it one of the most common anxiety conditions.

Panic attacks typically peak within 10 minutes and rarely last longer than 30 minutes — though they can feel much longer in the moment.

Women are twice as likely as men to be diagnosed with panic disorder, according to the NIMH.

Your chest tightens. Your heart is pounding. You feel short of breath. In those frightening moments, one thought often takes over: Am I having a heart attack? 

It is a reasonable fear. Panic attacks and heart attacks can share several symptoms, including chest pain, sweating, dizziness, and a racing heartbeat. Because the symptoms can feel so similar, many people struggle to know what is happening in the moment. 

The good news is that there are important differences between the two. Understanding those differences can help you know when to seek emergency medical care and when you may be experiencing a panic attack. 

In this guide, we will explain the difference between panic attack and heart attack symptoms, how to recognize warning signs, what to do during a panic attack, and when professional support may help. 

Table of Contents 

  1. Why panic attacks can feel so much like heart attacks 

  2. What happens in your body during a panic attack? 

  3. What happens in your body during a heart attack? 

  4. Panic attacks vs heart attacks: symptoms side by side 

  5. The symptoms that often overlap 

  6. How to tell if chest pain is anxiety or heart attack symptoms 

  7. What to do during a panic attack 

  8. When should you seek emergency medical care? 

  9. If it is a panic attack: what treatment can help? 

  10. Panic disorder vs anxiety attack: is there a difference? 

  11. How MorMindful supports anxiety and panic disorders 

  12. Conclusion 

Why Panic Attacks Can Feel So Much Like Heart Attacks 

Many people wonder, can a panic attack feel like a heart attack

The answer is yes. 

Both experiences can trigger intense physical symptoms that feel alarming and difficult to ignore. During a panic attack, the body activates its natural fight or flight response. This causes physical changes that can closely resemble a medical emergency. 

Some shared symptoms include: 

  • Chest pain 

  • Sweating 

  • Dizziness 

  • Nausea 

  • Shortness of breath 

  • A racing heartbeat 

Many people experiencing chest tightness anxiety describe the sensation as pressure, discomfort, or pain in the chest. This is one reason panic attacks can be so frightening. 

The symptoms are real. They are not imagined or exaggerated. The difference is that the cause behind those symptoms is different. 

The Physical Symptoms Are Real, Even When the Cause Is Different 

A panic attack is not dangerous in the same way a heart attack is, but the body does not always know that. During a panic attack, your nervous system reacts as if there is immediate danger, even when no physical threat exists. 

This is why panic attacks can feel so convincing. 

What Happens in Your Body During a Panic Attack? 

Tense woman in brown sweater sits in chair beside infographic on panic attack symptoms: racing heart, short breath, chest tightness, dizziness

A panic attack begins when the body's alarm system suddenly turns on. 

Adrenaline floods the body. Your breathing speeds up. Your muscles tighten. Your heart beats faster. These changes are designed to help you react quickly to danger. 

What Happens During a Panic Attack 

Possible Symptoms 

Adrenaline release 

Racing heart 

Faster breathing 

Shortness of breath 

Muscle tension 

Chest tightness 

Nervous system activation 

Dizziness or shaking 

Some people experience a tachycardia panic attack, which means their heart rate increases significantly during the episode. This can feel frightening and may increase fears about a heart problem. 

Many people also search for panic attack duration how long because the symptoms can feel endless in the moment. 

In reality, panic attacks often build quickly, peak within minutes, and gradually improve. 

According to the National Institute of Mental Health (NIMH), approximately 4.7% of adults in the United States experience panic disorder at some point in their lives. While panic attacks can feel frightening and overwhelming, they are more common than many people realize and are highly treatable with the right support. 

What Happens in Your Body During a Heart Attack? 

A heart attack happens when blood flow to part of the heart becomes blocked. 

Unlike a panic attack, this is a physical medical emergency that requires immediate treatment. 

When blood cannot reach part of the heart muscle, damage can begin to occur. Without medical care, that damage may become more serious over time. 


Infographic on heart attack: reduced blood flow, muscle damage, and symptoms like chest pressure, pain, weakness, and fatigue.

Many people describe heart attack pain as a heavy pressure or squeezing sensation in the chest. 

Unlike panic attacks, heart attack symptoms usually do not improve simply by waiting for them to pass. 

Panic Attacks vs Heart Attacks: Symptoms Side by Side 

One of the easiest ways to understand the difference between panic attack and heart attack symptoms is through direct comparison. 

Symptom 

Panic Attack 

Heart Attack 

Chest pain 

Sharp, tight, or stabbing 

Pressure, squeezing, heaviness 

Trigger 

Anxiety, stress, fear 

Physical exertion or medical cause 

Heart rate 

Often very rapid 

May be fast or irregular 

Pain location 

Usually stays in chest 

May spread to jaw, arm, neck, or back 

Duration 

Usually improves within an hour 

Often continues or worsens 

Outcome 

Symptoms settle 

Requires medical attention 

People searching how to tell if chest pain is anxiety or heart attack symptoms often find this comparison helpful. 

While no chart can replace medical evaluation, these differences may provide useful guidance. 

The Symptoms That Often Overlap 

This is where things become confusing. 

Panic attacks and heart attacks can both cause: 

  • Chest pain 

  • Sweating 

  • Dizziness 

  • Nausea 

  • Shortness of breath 

  • Fear 

  • A racing heartbeat 

This overlap is one reason people often struggle with racing heart anxiety vs cardiac symptoms. 

Sometimes symptoms alone are not enough to provide certainty. 

If you are unsure whether symptoms are caused by anxiety or a heart problem, seeking medical attention is always the safest choice. 

How to Tell if Chest Pain Is Anxiety or Heart Attack Symptoms 

When people experience sudden chest pain, it is natural to feel worried. 

Some signs may point more toward anxiety or a panic attack: 

  • Symptoms begin during stress, fear, or emotional overwhelm 

  • Rapid breathing develops quickly 

  • The chest pain feels sharp or tight 

  • Symptoms gradually improve with time 

  • The episode passes without ongoing physical discomfort 

Some signs may point more toward a heart attack: 

  • Heavy pressure or squeezing in the chest 

  • Pain that spreads to the jaw, neck, arm, shoulder, or back 

  • Symptoms that continue or become worse 

  • Symptoms that appear during physical activity 

  • Severe weakness, fainting, or persistent discomfort 

Many people searching anxiety chest pain left side are concerned because the pain feels very real. Anxiety related chest pain can occur on the left side of the chest, which is why it is often mistaken for a heart attack. 

The most important thing to remember is this: 

If you are unsure whether symptoms are caused by anxiety or a heart problem, seek medical attention immediately. It is always better to be safe. 

What to Do During a Panic Attack 

If you believe you are experiencing a panic attack, there are steps that may help reduce the intensity of the symptoms. 

Step 1: Slow Your Breathing 

Panic often causes fast, shallow breathing. 

Try this simple breathing exercise: 

  • Inhale through your nose for 4 seconds 

  • Hold for 4 seconds 

  • Exhale slowly for 6 seconds 

Repeat several times. 

Slowing your breathing can help calm your nervous system. 

Step 2: Ground Yourself in the Present 

Try the 5 4 3 2 1 grounding technique: 

  • Name 5 things you can see 

  • Name 4 things you can touch 

  • Name 3 things you can hear 

  • Name 2 things you can smell 

  • Name 1 thing you can taste 

This helps shift attention away from fear and back to the present moment. 

Step 3: Remind Yourself What Is Happening 

Panic attacks feel frightening, but they are temporary. 

Try saying: 

"This is a panic attack. It feels scary, but it will pass." 

Many people find this simple reminder helpful during intense moments. 

Step 4: Do Not Fight the Sensations 

One of the hardest parts of panic is the urge to make it stop immediately. 

Unfortunately, fighting the symptoms often increases fear and makes the panic feel stronger. 

Instead, try to allow the sensations to exist while focusing on breathing and grounding. 

Step 5: Reflect Afterward 

Once the panic attack passes, consider: 

  • What happened before it started? 

  • How long did it last? 

  • Were there any triggers? 

This information can be helpful if you later speak with a therapist or psychiatrist. 

Knowing what to do during a panic attack can make future episodes feel less overwhelming. 

When Should You Seek Emergency Medical Care? 

Female medic stands by ambulance beside poster listing 6 emergency warning signs for heart attack.

Always seek emergency medical attention if: 

  • Chest pain is severe 

  • Symptoms are new or unusual 

  • Pain spreads to the arm, jaw, neck, or back 

  • Symptoms continue getting worse 

  • You lose consciousness 

  • You are unsure whether it is a panic attack or heart attack 

When in Doubt, Get Checked 

Even healthcare professionals sometimes need medical testing to tell the difference. 

Never feel embarrassed about seeking help if you are concerned about your symptoms. 

Your safety comes first. 

If It Is a Panic Attack: What Treatment Can Help? 

The good news is that panic attacks are highly treatable. 

Many people see significant improvement with the right support and treatment plan. 

One of the most effective treatments is CBT for panic disorder

CBT helps people: 

  • Understand panic symptoms 

  • Challenge fearful thoughts 

  • Reduce avoidance behaviors 

  • Build confidence in managing anxiety 

Over time, many people learn that the sensations they fear are uncomfortable but not dangerous. 

Medication Support 

Some individuals benefit from medication as part of treatment. 

Psychiatrists may recommend medications that help reduce anxiety symptoms and decrease the frequency of panic attacks. 

Medication decisions should always be made with a qualified healthcare professional. 

Lifestyle Habits Matter Too 

While lifestyle changes are not a replacement for therapy, they can help support recovery. 

Helpful habits may include: 

  • Consistent sleep 

  • Regular physical activity 

  • Limiting caffeine 

  • Stress management techniques 

  • Mindfulness practices 

Small changes can have a meaningful impact over time. 

Panic Disorder vs Anxiety Attack: Is There a Difference? 

Many people use these terms interchangeably, but they are not exactly the same. 

Panic Attack 

Anxiety Symptoms 

Sudden onset 

Builds gradually 

Intense physical symptoms 

Ongoing worry and tension 

Peaks quickly 

May continue for longer periods 

Often feels overwhelming 

Usually develops more slowly 

When discussing panic disorder vs anxiety attack, it is important to know that panic disorder involves repeated panic attacks and ongoing fear of future attacks. 

Someone can experience a panic attack without having panic disorder. 

Some people may even experience a nocturnal panic attack, which occurs during sleep and causes them to wake suddenly with intense fear, chest discomfort, and a racing heart. 

 

Conclusion 

Panic attacks and heart attacks can feel surprisingly similar, which is why so many people struggle to tell the difference. 

Understanding the difference between panic attack and heart attack symptoms can help reduce fear and guide better decisions during stressful moments. At the same time, it is important to remember that any new, severe, or concerning chest pain should always be evaluated by a medical professional. 


Frequently Asked Questions 

1. How do doctors determine how to tell if chest pain is anxiety or heart attack symptoms? 

Doctors look at several factors, including your symptoms, medical history, physical examination, and diagnostic tests such as an ECG or blood tests. Because the symptoms can sometimes overlap, medical evaluation is often the safest way to determine the cause. 

2. Can anxiety really cause chest pain? 

Yes. Anxiety can cause chest tightness, muscle tension, rapid breathing, and discomfort in the chest. Although anxiety related chest pain is not caused by a blocked artery, it can feel very real and frightening. 

3. Can a panic attack feel like a heart attack

Yes. Panic attacks can cause chest pain, shortness of breath, sweating, dizziness, nausea, and a racing heartbeat. These symptoms often feel similar to a heart attack, which is why many people seek emergency care during their first panic attack. 

4. How long does a panic attack usually last? 

Most panic attacks build quickly and reach their peak within minutes. While symptoms can feel intense, they usually begin to improve over time and do not continue for hours the way some medical conditions might. 

5. What is the main difference between panic attack and heart attack symptoms? 

A panic attack is caused by the body's fight or flight response, while a heart attack occurs when blood flow to part of the heart becomes blocked. Heart attack symptoms may include pressure that spreads to the jaw, neck, arm, or back and often require immediate medical treatment. 

6. Should I go to the emergency room if I am not sure what is happening? 

Yes. If you are experiencing chest pain and are unsure whether it is anxiety or a heart related problem, it is always safest to seek emergency medical care. It is better to be evaluated than to ignore potentially serious symptoms. 

7. What is the best what to do during a panic attack strategy? 

Focus on slowing your breathing, grounding yourself in the present moment, and reminding yourself that panic symptoms are temporary. Breathing exercises and grounding techniques can help reduce the intensity of a panic attack over time. 

8. Can panic attacks happen while sleeping? 

Yes. Some people experience nocturnal panic attacks, which can wake them suddenly with symptoms such as a racing heart, chest discomfort, sweating, and intense fear. These episodes can feel very alarming but are treatable. 

9. What is the difference between panic disorder vs anxiety attack

Panic disorder involves repeated panic attacks and ongoing fear about having future attacks. Anxiety symptoms often build more gradually and may be connected to ongoing stress, worry, or specific concerns. 

10. Does CBT for panic disorder really help? 

Yes. Cognitive Behavioral Therapy is considered one of the most effective treatments for panic disorder. It helps people understand panic symptoms, challenge fearful thinking patterns, and develop healthier coping skills to reduce the impact of panic attacks over time.

 
 

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