GERD
Also known as: Gastroesophageal Reflux Disease, Acid Reflux Disease, Chronic Heartburn
Quick Facts
Overview
Gastroesophageal reflux disease (GERD) is a chronic digestive condition in which stomach acid frequently flows back into the esophagus — the tube connecting your mouth to your stomach. This backwash of acid, called acid reflux, irritates the lining of the esophagus and can cause a range of uncomfortable symptoms, the most common being heartburn and regurgitation.
While occasional acid reflux is normal and experienced by most people from time to time, GERD is diagnosed when reflux occurs frequently — typically two or more times per week — and causes bothersome symptoms or complications. The lower esophageal sphincter (LES), a ring of muscle at the junction of the esophagus and stomach, normally prevents acid from flowing backward. In GERD, this valve relaxes inappropriately or becomes weakened.
GERD is one of the most common gastrointestinal disorders, affecting approximately 20% of adults in Western countries. Although it is not life-threatening, chronic GERD can significantly reduce quality of life and, if left untreated, may lead to complications including esophageal inflammation, strictures, and in rare cases, Barrett's esophagus — a precancerous condition. Fortunately, GERD responds well to a combination of lifestyle modifications and medication.
Symptoms
Recognizing the symptoms of gerd early can lead to faster diagnosis and better outcomes.
Early Symptoms
- Heartburn — a burning sensation behind the breastbone, often after eating
- Regurgitation — sour or bitter-tasting acid backing up into the throat
- Mild difficulty swallowing
- Feeling of a lump in the throat
Advanced Symptoms
- Chronic cough, especially at night
- Hoarseness or sore throat, particularly in the morning
- Worsening difficulty swallowing (dysphagia)
- Chest pain that may mimic heart pain
- New or worsening asthma symptoms
- Dental erosion from repeated acid exposure
- Sleep disruption from nighttime reflux
When to See a Doctor
See a doctor if you experience heartburn more than twice a week, have difficulty swallowing, or if over-the-counter antacids aren't providing relief. Seek immediate medical attention for severe chest pain (to rule out a heart problem), vomiting blood, or passing black, tarry stools.
Causes & Risk Factors
Common Causes
- Frequent relaxation of the lower esophageal sphincter (LES)
- Hiatal hernia — the upper part of the stomach pushes through the diaphragm
- Impaired esophageal clearance — the esophagus doesn't clear acid efficiently
- Delayed stomach emptying (gastroparesis)
- Excess stomach acid production
Risk Factors
- Obesity — increased abdominal pressure pushes acid upward
- Pregnancy
- Hiatal hernia
- Smoking
- Eating large meals or eating late at night
- Consuming trigger foods: fatty or fried foods, chocolate, coffee, alcohol, mint
- Taking certain medications (NSAIDs, calcium channel blockers, some sedatives)
- Connective tissue disorders like scleroderma
How It's Diagnosed
Many people with GERD are diagnosed based on their symptoms and response to treatment. If you describe classic heartburn and regurgitation that improves with acid-suppressing medication, your doctor may diagnose GERD without further testing. This approach is called an empirical trial of proton pump inhibitor (PPI) therapy.
If symptoms don't respond to initial treatment, or if complications are suspected, additional testing may be needed. An upper endoscopy (EGD) allows your doctor to directly examine the esophageal lining and take biopsies to check for inflammation, Barrett's esophagus, or other abnormalities. Ambulatory acid (pH) monitoring measures how much acid enters the esophagus over 24-48 hours using a thin catheter or wireless capsule. Esophageal manometry tests the strength and coordination of esophageal muscle contractions and LES function.
Treatment Options
Lifestyle Changes
- Elevate the head of your bed 6-8 inches (use a wedge pillow or bed risers)
- Avoid eating within 3 hours of bedtime
- Eat smaller, more frequent meals instead of large ones
- Maintain a healthy weight — losing excess weight often reduces symptoms significantly
- Avoid trigger foods: fatty/fried foods, citrus, tomato, chocolate, mint, garlic, onions, caffeine, alcohol
- Quit smoking — nicotine relaxes the LES
- Wear loose-fitting clothing around the waist
Medications
- Antacids (Tums, Maalox) — provide quick, short-term relief by neutralizing acid
- H2 receptor blockers (famotidine) — reduce acid production for up to 12 hours
- Proton pump inhibitors (omeprazole, pantoprazole, esomeprazole) — strongly suppress acid production
- Prokinetics (metoclopramide) — help the stomach empty faster (used in select cases)
Medical Procedures
- Nissen fundoplication — surgical procedure wrapping the top of the stomach around the LES to reinforce it
- LINX device — a ring of magnetic beads placed around the LES to prevent reflux
- Transoral incisionless fundoplication (TIF) — endoscopic procedure to tighten the LES
Complementary Approaches
- Ginger tea or supplements — may ease nausea and mild reflux symptoms
- Deglycyrrhizinated licorice (DGL) — may protect the esophageal lining
- Diaphragmatic breathing exercises — can strengthen the LES
- Slippery elm supplements — traditional remedy for soothing the esophagus
Living With GERD
Managing GERD effectively often comes down to consistent lifestyle habits. Most people find that identifying and avoiding their personal trigger foods, eating smaller meals, and not lying down after eating makes a significant difference. Keeping a food diary for a few weeks can help you spot patterns between what you eat and when symptoms flare. If you take a PPI, work with your doctor to find the lowest effective dose for long-term use.
Nighttime reflux can be particularly disruptive to sleep and quality of life. Elevating the head of your bed (not just using extra pillows, which can worsen reflux by bending the abdomen) and avoiding late-night meals or snacks are effective strategies. Many people also benefit from stress-reduction techniques, as stress can worsen GERD symptoms. With the right combination of lifestyle changes and medication, most people with GERD can keep symptoms well controlled and prevent complications.
Potential Complications
- Esophagitis — inflammation and erosion of the esophageal lining
- Esophageal stricture — narrowing of the esophagus from scar tissue, causing swallowing difficulty
- Barrett's esophagus — precancerous changes to the esophageal lining
- Esophageal adenocarcinoma (rare but serious)
- Chronic cough and worsening of asthma
- Dental erosion and gum disease
- Laryngitis and vocal cord damage
Prevention
- Maintain a healthy weight
- Eat a balanced diet and avoid known reflux triggers
- Don't lie down within 3 hours of eating
- Quit smoking
- Limit alcohol consumption
- Elevate the head of the bed if you experience nighttime symptoms
Frequently Asked Questions
Sources
- Gastroesophageal Reflux Disease (GERD). Mayo Clinic. View source
- Acid Reflux (GER & GERD) in Adults. National Institute of Diabetes and Digestive and Kidney Diseases. View source
- GERD. American College of Gastroenterology. View source
- Barrett's Esophagus. National Institute of Diabetes and Digestive and Kidney Diseases. View source
Medical Disclaimer
This content is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.
Medically Reviewed By
Dr. Alan Rosenberg, MD, FACG, Gastroenterology
Last reviewed: March 5, 2025
Our medical review process ensures accuracy and clinical relevance.
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