A patient holding their chest in discomfort, sitting upright in bed at night, with a glass of water and antacid bottle on the nightstand.

Acid Reflux (GERD)

Acid reflux, also known as gastroesophageal reflux disease (GERD), occurs when stomach acid flows back into the esophagus, causing irritation and recurring heartburn or discomfort.

Quick Facts

  • GERD is a chronic form of acid reflux
  • Symptoms often worsen after eating or when lying down
  • Can affect people of all ages
  • Lifestyle changes and medications are often effective
  • Untreated GERD may lead to esophageal damage over time

Symptoms

Common symptoms of acid reflux and GERD include:

  • Heartburn or burning chest discomfort
  • Regurgitation of food or sour liquid
  • Metallic taste in mouth
  • Difficulty swallowing
  • Chest pain not related to the heart
  • Bloating
  • Chronic cough or throat irritation
  • Hoarseness or a sensation of a lump in the throat

Causes

Acid reflux occurs when the lower esophageal sphincter (LES) weakens or relaxes inappropriately, allowing stomach contents to move upward. Causes may include:

  • Weak or dysfunctional lower esophageal sphincter
  • Overeating or lying down soon after meals
  • Obesity or increased abdominal pressure
  • Hiatal hernia
  • Certain foods, beverages, or medications

Risk Factors

You may be at higher risk for acid reflux or GERD if you:

  • Are overweight or obese
  • Smoke or use tobacco products
  • Consume trigger foods or beverages regularly
  • Are pregnant
  • Have certain digestive or connective tissue disorders

Treatments

Treatment for acid reflux and GERD depends on severity and may include:

  • Lifestyle and dietary changes
  • Antacids or acid-reducing medications
  • Prescription medications to reduce stomach acid
  • Weight management strategies
  • Surgical or minimally invasive procedures for severe or persistent cases

When to Seek Care

See a doctor if you experience frequent heartburn, symptoms that interfere with sleep or daily life, difficulty swallowing, or symptoms that persist despite over-the-counter treatment.

Medical Disclaimer: This content is for general educational purposes only and does not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider about your symptoms or health concerns. If you are experiencing a medical emergency, call 911 or seek immediate care
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