GERD and Heart Palpitations: Can Acid Reflux Affect Your Heartbeat?
Heartburn, chest pressure and heart palpitations can sometimes occur around the same time, particularly after eating or while lying down. That understandably leads many people to wonder whether acid reflux is making their heart beat abnormally.
Research suggests an association between gastroesophageal reflux disease (GERD) and some heart-rhythm disorders, particularly atrial fibrillation, but the relationship is complex. GERD should not automatically be assumed to be the cause of an individual episode of heart palpitations.
Can GERD Cause Heart Palpitations?
- GERD commonly causes heartburn, regurgitation and chest discomfort.
- These chest sensations can sometimes be mistaken for heart symptoms or make a person more aware of their heartbeat.
- Recent research suggests an association between GERD and atrial fibrillation, but this does not prove that every reflux episode causes an arrhythmia.
- Proposed explanations include inflammatory and autonomic pathways, but there is no simple established rule that reflux “stimulates the vagus nerve” and directly causes ectopic beats.
- Palpitations around meals may instead relate to caffeine, alcohol, meal size, medicines, anxiety or an independent arrhythmia.
- Long-term proton-pump inhibitor use can rarely contribute to low magnesium, which may affect heart rhythm.
- Chest pain should not automatically be blamed on GERD until an important cardiac cause has been considered.
What Is GERD?
GERD stands for gastroesophageal reflux disease.
It occurs when stomach contents repeatedly flow upward into the esophagus and produce troublesome symptoms or complications.
The lower esophageal sphincter and surrounding structures normally help limit reflux from the stomach. GERD can develop when these protective mechanisms do not work adequately.
Heartburn
A burning sensation behind the breastbone, often occurring after eating or when lying down.
Regurgitation
Stomach contents or fluid may move upward into the chest, throat or mouth.
Sour or Acid Taste
Reflux reaching higher into the esophagus or throat may produce an acidic or unpleasant taste.
Chest Discomfort
GERD can produce burning, squeezing or pressure-like chest sensations.
Difficulty Swallowing
Persistent swallowing difficulty can occur with complications or another esophageal disorder and deserves evaluation.
Cough or Throat Symptoms
Reflux can sometimes contribute to chronic cough, throat clearing or hoarseness, although these symptoms can have many other causes.
What Is the Connection Between GERD and Heart Palpitations?
There are several possible reasons why GERD and palpitations may appear together.
First, GERD can produce strong sensations in the chest. Burning, pressure or movement behind the breastbone can make a person more conscious of other sensations in that area, including the heartbeat.
Second, both conditions can share triggers. A large meal, alcohol, caffeine, anxiety or lying down after eating may be associated with digestive symptoms and palpitations.
Third, research has found an association between GERD and some arrhythmias, especially atrial fibrillation.
What we cannot say is that every palpitation occurring during heartburn was directly caused by stomach acid.
Is GERD Associated With Atrial Fibrillation?
Recent research has strengthened the evidence that GERD and atrial fibrillation may be associated.
A 2025 systematic review and meta-analysis found a modestly higher risk of atrial fibrillation among people with GERD.
Researchers have proposed mechanisms involving inflammation, autonomic nervous-system effects and the anatomical proximity of the esophagus and left atrium.
However, an association observed across groups of patients does not allow us to say that a particular episode of acid reflux directly triggered a person’s palpitation.
More research is still needed to clarify which patients may have a clinically meaningful GERD-arrhythmia relationship.
Does Acid Reflux Stimulate the Vagus Nerve and Cause PVCs?
The vagus nerve is genuinely involved in autonomic regulation of the heart and digestive system.
But the old explanation — that reflux simply stimulates the vagus nerve in the esophagus and therefore produces ectopic beats — is too definite.
Autonomic mechanisms have been proposed in research, but the relationship between GERD and arrhythmias is considerably more complex.
If you experience skipped, extra or irregular beats, the actual rhythm should be evaluated rather than assuming that vagal stimulation from GERD is responsible.
GERD Chest Sensations Are Not Always Heart Palpitations
Heart palpitations refer specifically to awareness of the heartbeat.
They may feel like:
- Racing
- Pounding
- Fluttering
- Skipped beats
- Extra beats
- An irregular rhythm
GERD more commonly causes burning or pressure-like sensations behind the breastbone.
If you are uncertain which sensation you are experiencing, see our heart palpitation symptoms guide .
Why Do GERD and Palpitations Often Seem to Happen After Eating?
Meals can bring together several possible triggers at once.
A Large Meal
Large meals may worsen reflux and can also make people more aware of post-meal body sensations.
Alcohol
Alcohol can contribute to reflux symptoms and may also influence cardiac rhythm.
Caffeine
Caffeinated beverages may worsen symptoms in some people with GERD and may trigger palpitations in caffeine-sensitive individuals.
Lying Down After Eating
Reflux may worsen when a person lies down soon after a meal.
At the same time, lying quietly can make the heartbeat easier to notice.
Our heart palpitations after eating guide explores these meal-related patterns in more detail.
What If GERD Occurs With Gas or Bloating?
Bloating, reflux and palpitations may occur around the same meal.
Abdominal fullness can produce uncomfortable sensations and may make a person pay more attention to the chest.
But ordinary intestinal gas should not automatically be described as physically pressing on the heart and causing an arrhythmia.
See our guides to bloating and palpitations and stomach gas and heart palpitations for more detailed discussion.
Is Hiatal Hernia Part of the GERD-Palpitation Connection?
A hiatal hernia can contribute to GERD by altering the normal anti-reflux barrier.
Small hiatal hernias are common and often cause no symptoms.
Very large hiatal hernias are a different situation. In uncommon cases, they can occupy substantial space within the chest and affect nearby structures.
Read our dedicated guide to hiatal hernia and heart palpitations .
Could an Esophageal Problem Be Mistaken for a Palpitation?
Yes. The esophagus lies in the chest, and esophageal pain, spasm, reflux and swallowing sensations can sometimes be difficult for patients to localize.
This does not mean the esophagus itself is “palpitating.”
Our esophageal palpitations and esophageal spasm article explains how to distinguish these sensations more carefully.
Can Omeprazole or Other PPIs Cause Palpitations?
Proton-pump inhibitors (PPIs) such as omeprazole, pantoprazole and esomeprazole are widely used to reduce stomach acid in GERD.
PPIs are generally well tolerated.
However, prolonged PPI treatment can rarely be associated with low blood magnesium (hypomagnesemia).
Severe magnesium deficiency can potentially contribute to abnormal heart rhythms.
This is different from saying that omeprazole commonly causes PVCs or that everyone taking a PPI needs magnesium supplements.
How Can GERD Be Brought Under Better Control?
GERD treatment depends on symptom severity, frequency, complications and response to previous treatment.
Avoid Lying Down Soon After Meals
If nighttime reflux is a problem, try to leave approximately two to three hours between eating and lying down.
Identify Your Actual Triggers
Alcohol, coffee, fatty foods, spicy foods or other foods worsen GERD in some people.
A symptom diary can help identify personal triggers without unnecessarily eliminating many healthy foods.
Weight Management When Relevant
For people who are overweight, weight reduction can improve reflux symptoms.
Elevate the Head for Nighttime Reflux
Elevating the head end of the bed may help selected people with nighttime reflux.
Acid-Suppressing Medication
Antacids, H2-receptor blockers and proton-pump inhibitors may be used depending on the frequency and severity of GERD symptoms.
Specialist Treatment
Selected patients with objectively confirmed GERD may be considered for anti-reflux procedures or surgery, particularly when symptoms remain significant despite appropriate treatment.
What About Water, Apples or Ginger?
Drinking ordinary water may feel soothing to some people, and apples or ginger are foods that many people can include in a healthy diet.
But none should be presented as an established treatment that “washes acid away” or reliably stops GERD-related heart palpitations.
Persistent GERD deserves evidence-based lifestyle and medical management rather than relying on a specific food remedy.
Will Treating GERD Make the Palpitations Stop?
Sometimes both sets of symptoms may improve, particularly if reflux and meal-related discomfort were making heartbeat sensations more noticeable.
But it is not medically accurate to promise that controlling reflux will automatically eliminate heart palpitations.
If true palpitations continue after GERD symptoms improve, the heart rhythm should be considered separately.
Our causes of heart palpitations cornerstone guide explains the other major possibilities.
What Tests Might Be Needed?
GERD testing and heart-rhythm testing answer different questions. Not everyone needs all of these tests.
Clinical GERD Assessment
Typical GERD can often be identified from symptoms and medical history.
Not every patient requires pH monitoring.
Upper Endoscopy
Endoscopy may be appropriate with swallowing difficulty, bleeding, weight loss, persistent symptoms or concern for GERD complications.
pH or pH-Impedance Monitoring
Reflux monitoring can objectively measure acid or reflux events when the diagnosis is uncertain or symptoms remain unexplained.
ECG / EKG
An ECG records the electrical activity of the heart and may identify an arrhythmia if it occurs during the recording.
Holter or Event Monitor
If palpitations come and go, longer rhythm monitoring may help establish what the heart is actually doing during an episode.
Selected Blood Tests
Depending on the clinical picture, testing may include thyroid function, anemia, electrolytes or magnesium, particularly when medications or other risk factors make these relevant.
Two Symptoms Happening Together Do Not Always Have One Cause
When a patient tells me, “My heart starts fluttering when my reflux begins,” I pay attention to that pattern.
But I also ask what was eaten, whether there was coffee or alcohol, whether the patient had been lying down, and what the heartbeat actually felt like.
Was it one strong beat? Repeated skipped beats? A sustained fast rhythm? Or was the main sensation burning or pressure behind the breastbone?
GERD may be part of the clinical picture, but we should not use reflux as an automatic explanation for an unexplained arrhythmia.
When Should You See a Doctor?
Arrange medical evaluation if:
- Palpitations are new or unexplained
- They keep returning despite improvement in GERD
- They feel very fast or clearly irregular
- They are becoming more frequent or prolonged
- GERD symptoms remain frequent despite appropriate treatment
- You have difficulty swallowing or food feels stuck
- You have unexplained weight loss
- You have vomiting of blood or black, tarry stools
If dizziness accompanies your heartbeat symptoms, read dizziness and heart palpitations .
Do Not Automatically Assume Chest Pain Is GERD
GERD can cause chest pain that resembles cardiac pain.
But heart disease can cause similar symptoms, and having a history of reflux does not protect you from a heart problem.
Seek urgent or emergency medical care if palpitations or chest discomfort occur with:
- Significant or severe chest pressure
- Fainting or loss of consciousness
- Severe shortness of breath
- Severe dizziness or near-fainting
- Cold sweating
- Severe weakness
- Pain spreading to the arm, shoulder, neck, jaw or back
- Severe or rapidly worsening symptoms
See our guide to chest pain and heart palpitations for more information.
GERD and Heart Palpitations: FAQs
Can acid reflux cause heart palpitations?
GERD and palpitations can occur together, and research suggests an association between GERD and atrial fibrillation.
However, it is not established that ordinary acid reflux directly causes every episode of palpitations.
Can GERD trigger PVCs?
Some patients report skipped or extra beats during reflux episodes, but GERD should not automatically be assumed to be the cause of PVCs.
Frequent or symptomatic PVCs should be evaluated according to the actual heart rhythm.
Is GERD associated with atrial fibrillation?
Recent research suggests a modest association between GERD and atrial fibrillation.
The exact mechanism and degree of causality remain areas of research.
Can the vagus nerve cause palpitations from GERD?
Autonomic nervous-system pathways may be involved in the relationship between the esophagus and heart.
But it is too simplistic to say acid reflux directly irritates the vagus nerve and therefore causes an arrhythmia.
Why do I get heartburn and palpitations after eating?
Large meals, alcohol, caffeine, lying down after eating and other meal-related factors can contribute to reflux, palpitations or both.
The two symptoms occurring together do not necessarily mean one directly caused the other.
Can omeprazole cause palpitations?
Cardiac symptoms are not a common expected effect of appropriately used omeprazole.
Long-term PPI use can rarely contribute to low magnesium, which can affect heart rhythm when clinically significant.
Should I take magnesium if I use omeprazole?
Not automatically.
Magnesium supplementation should be based on an appropriate clinical indication. Discuss long-term PPI treatment and relevant blood testing with your healthcare professional.
Will treating GERD stop my heart palpitations?
It may improve symptoms in some people, particularly when reflux is contributing to chest discomfort or symptom awareness.
But persistent palpitations still need their own evaluation because treating GERD does not guarantee that an arrhythmia will disappear.
How do I know whether chest discomfort is GERD or my heart?
Symptoms alone can overlap. GERD can produce burning or pressure behind the breastbone, while heart problems can produce similar discomfort.
New, severe or concerning chest pain should not be self-diagnosed as reflux.
Continue Reading
Evidence Used for This Article
- American College of Gastroenterology. Acid Reflux / GERD . Updated 2025.
- American College of Gastroenterology. Esophageal Physiologic Testing .
- Sinha T, et al. The Association Between Gastroesophageal Reflux Disease and Atrial Fibrillation: A Systematic Review and Meta-Analysis . 2025.
- Drca N, et al. Gastroesophageal Reflux Disease and Atrial Fibrillation . 2024.
- U.S. Food and Drug Administration. Omeprazole Safety Review: Long-Term PPI Use and Hypomagnesemia .
- American Heart Association. Symptoms, Diagnosis and Monitoring of Arrhythmia .