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Conditions We Treat

Acid Reflux and GERD

Acid reflux is the backflow of stomach acid into the esophagus, and GERD is the chronic form that occurs two or more times a week. Avita MD primary care providers diagnose and manage acid reflux and GERD for adults.

Medically reviewed by Dr. Patricia Sitnitsky, M.D. · July 2026

Acid reflux happens when the muscle at the bottom of the esophagus relaxes when it should stay closed, letting stomach acid flow back up. This backflow causes the burning feeling known as heartburn. When reflux happens two or more times a week or irritates the esophagus, it is called GERD, short for gastroesophageal reflux disease. Avita MD primary care providers diagnose and manage acid reflux and GERD for adults in Los Altos, Mountain View, and Los Gatos.

What are the symptoms of acid reflux and GERD?

The most common symptom is heartburn, a burning feeling in the chest or throat. Symptoms often appear after meals or when lying down.

  • Heartburn, a burning feeling in the chest or throat
  • Tasting acid or food at the back of the mouth
  • Trouble swallowing or pain when swallowing
  • A dry cough, hoarse voice, or asthma-like symptoms
  • Chest discomfort, especially after eating

Common triggers vs. management

Common triggersHow to manage them
Spicy, fatty, or fried foodsChoose smaller, lighter meals
Chocolate, caffeine, alcoholLimit or avoid known triggers
Large meals late at nightFinish eating 2 to 3 hours before bed
Lying down after eatingStay upright; raise the head of the bed
Excess weight, smokingWeight management and quitting smoking

How does Avita MD diagnose and treat acid reflux and GERD?

Diagnosis usually begins with your symptom history and a physical exam. Many cases respond to lifestyle changes and acid-reducing medication, and your Avita MD provider works with you to find the combination that controls symptoms. On-site labs are available when bloodwork helps rule out related causes, and your results are tracked over time so the plan can be adjusted as needed.

Same-day and next-day appointments mean you can be seen quickly when symptoms flare. If reflux does not improve with treatment, or if warning signs appear, Avita MD coordinates referrals for testing such as upper endoscopy and to gastroenterology, so the right next step happens without delay. Because reflux and weight are connected, your provider can also link care with the practice’s broader gut health and primary care services.

When should you see a doctor about acid reflux and GERD?

See a primary care provider if heartburn happens often, lasts despite over-the-counter medicine, or interferes with sleep and daily life. Get prompt care for trouble swallowing, food getting stuck, unintended weight loss, vomiting, or black or bloody stools, since these can signal a more serious problem. Chest pain with shortness of breath, sweating, or pain spreading to the arm or jaw can be a heart attack and is a medical emergency. When in doubt, call your provider or seek emergency care rather than assuming the pain is reflux.

Related care at Avita MD

This page is for general educational purposes and is not medical advice. Individual results vary. Talk with an Avita MD provider about your specific health needs. If you think you are having a medical emergency, call 911.

Sources & references

This page draws on guidance from the following authoritative medical and public-health organizations.

Acid reflux and GERD: Frequently Asked Questions

What is the difference between acid reflux and GERD?

Acid reflux is when stomach contents back up into the esophagus and cause heartburn. GERD, or gastroesophageal reflux disease, is the chronic form that happens two or more times a week and can irritate or damage the esophagus over time.

What foods and habits trigger acid reflux?

Common triggers include spicy foods, chocolate, caffeine, fatty or fried foods, alcohol, large meals, and lying down soon after eating. Being overweight, smoking, and a hiatal hernia can also make reflux worse.

How is GERD treated?

GERD is often managed with lifestyle changes such as smaller meals, weight management, and not lying down after eating, along with medications that reduce stomach acid. Avita MD tailors a plan to your symptoms and follows up to make sure it is working.

When should I be worried about heartburn?

Seek care if heartburn is frequent, does not improve with over-the-counter medicine, or comes with trouble swallowing, vomiting, weight loss, or black stools. Chest pain with shortness of breath or arm pain can signal a heart problem and needs emergency care.

Can untreated GERD cause complications?

Yes. Long-standing GERD can inflame and narrow the esophagus and, in some people, lead to changes in the esophageal lining. Diagnosing and managing GERD early helps protect the esophagus and improves daily comfort.

Talk With a Primary Care Provider

Book online or call (408) 495-5770. Same-day and next-day appointments are often available in Los Altos, Mountain View, and Los Gatos.