What is acid reflux?

Acid reflux, also known as gastroesophageal reflux, occurs when food and acid from your stomach travel back up your esophagus. This can cause a burning sensation in your chest and throat, known as heartburn, as well as other symptoms.

The terms acid reflux, heartburn and gastroesophageal reflux disease (GERD) are often used interchangeably, but they do not mean the same thing. Acid reflux is a condition, and heartburn is one of its symptoms. Over time, acid reflux can cause GERD, a more serious, long-term condition in which acid reflux occurs repeatedly or causes complications.

Acid reflux is very common and affects almost everyone at some point in their lives. Most people can treat it with lifestyle changes, home remedies or over-the-counter medicines. But if chronic symptoms interfere with your quality of life, your doctor can help.

What causes acid reflux?

After eating, food travels down your esophagus, the muscular tube connecting your throat to your stomach. Your lower esophageal sphincter (LES) acts as a valve, relaxing to allow food to enter your stomach and then closing.

Acid reflux occurs when the LES relaxes at the wrong time or becomes weakened, allowing food, stomach (gastric) acid and bile to travel back up into your esophagus. Your stomach is designed to handle the highly acidic fluids that aid in digestion, but they can cause a painful, burning sensation if they travel to your esophagus.

Acid reflux symptoms

Heartburn is the symptom most frequently associated with acid reflux. It can feel like a burning sensation in the middle of your chest rising towards your throat. You might also have regurgitation, where you feel your stomach contents coming back into your throat and mouth. However, not everyone will experience these.

Other symptoms of acid reflux include:

  • Bad taste in your mouth
  • Burping or hiccups
  • Chest pain
  • Cough or hoarseness
  • Difficulty swallowing
  • Excessive saliva
  • Loss of appetite
  • Nausea or vomiting, especially after meals
  • Pain when swallowing
  • Sore throat

Acid reflux risk factors

Many factors can lead to your LES being weakened, including being overweight or pregnant and taking certain medicines. Still, acid reflux can affect people of any age, from infants to older adults. But some factors can increase your chances of getting it.

Risk factors of acid reflux include:

  • Age: Your LES can weaken as you age.
  • Being overweight or obese: Excess weight can put more pressure on your stomach and affect your LES.
  • Pregnancy: Acid reflux is common during pregnancy, especially during the last trimester. Your hormones cause your esophageal sphincter to relax and your developing baby puts pressure on your stomach.
  • Smoking (or inhaling smoke): Chemicals in tobacco can weaken your LES.
  • Stress: Stress and anxiety can lead to gastrointestinal symptoms, including acid reflux.

Complications of acid reflux

Chronic acid reflux can cause GERD, a long-term condition that can damage the lining of your esophagus. GERD itself can cause serious health problems, such as esophageal cancer or a chronic cough.

Other complications of acid reflux may include:

  • Esophagitis: Inflammation in the lining of the esophagus.
  • Barrett’s esophagus: When the tissues lining your esophagus change to look like intestinal lining. This is a risk factor for esophageal cancer.
  • Asthma: Acid in your airway may aggravate people with existing asthma or cause symptoms in people without preexisting respiratory conditions. Seeking treatment for acid reflux may help you avoid GERD complications and any long-term health effects.

Diagnosing acid reflux

If you’re experiencing symptoms like heartburn, chest discomfort or a sour taste in your mouth, your primary care provider may be able to diagnose acid reflux just by reviewing your symptoms and medical history. In many cases, no additional testing is needed. However, if your symptoms don’t improve with treatment or your doctor suspects a more serious condition like gastroesophageal reflux disease (GERD), they may order tests or refer you to a specialist, such as a gastroenterologist.

Acid reflux treatment

Many lifestyle changes and over-the-counter medications can help you with occasional acid reflux. It may help to identify what triggers your reflux and avoid them. When lifestyle changes and nonprescription medications no longer help, your doctor can give you prescription alternatives and, if your symptoms interfere with your daily life, order tests to see if you have GERD.

Lifestyle changes

Most people can prevent acid reflux by avoiding triggers or changing how they eat. Foods and drinks that can trigger acid reflux in some people include:

  • Alcoholic or carbonated drinks
  • Chocolate
  • Citrus fruits and drinks
  • Coffee and other caffeinated beverages
  • Greasy, fried or fatty foods
  • Peppermint
  • Tomatoes and tomato-based products

You can also try altering some of your eating habits. For example:

  • Take your time when eating.
  • Take a short walk after meals.
  • Try eating more frequent but smaller meals, rather than large meals.
  • Wait at least two hours after a meal before lying down. This aids gravity’s role in digestion.

If you get heartburn or other symptoms at night, you can elevate the head of your bed to see if that helps. Aim to raise your head six to eight inches. You’ll need to use blocks or a wedge under your mattress. Sleeping on extra pillows usually isn’t enough to reduce symptoms.

Quitting smoking and losing weight could also improve symptoms. You can also try wearing looser clothing, as tight clothes may put too much pressure on your stomach and LES.

Find specialized care for acid reflux near you

At Baylor Scott & White, we offer several locations for the treatment of acid reflux, including gastroenterology centers across North and Central Texas. Our experienced team is ready to provide personalized care to help improve your quality of life. Whether you're seeking diagnosis, treatment or require ongoing support, we're by your side.

Baylor Scott & White Advanced Digestive Care

3434 Swiss Ave Ste 200, Dallas, TX, 75204

Not accepting walk-ins

Accepting walk-ins

Baylor Scott & White Ambulatory Endoscopy Center

4708 Alliance Blvd Pavilion I, Ste 210, Plano, TX, 75093

Not accepting walk-ins

Accepting walk-ins

Baylor Scott & White Center for Esophageal Diseases

3434 Swiss Ave Ste 200, Dallas, TX, 75204

Not accepting walk-ins

Baylor Scott & White Center for Inflammatory Bowel Diseases

3409 Worth St Ste 600, Dallas, TX, 75246

Not accepting walk-ins

Baylor Scott & White Clinic - Austin Oak Hill

5251 US 290 , Austin, TX, 78735

Not accepting walk-ins

Baylor Scott & White Clinic - Buda Medical Center

5330 Overpass Rd Ste 100, Buda, TX, 78610

Not accepting walk-ins

Baylor Scott & White Clinic - Cedar Park

910 E Whitestone Blvd , Cedar Park, TX, 78613

Not accepting walk-ins

Baylor Scott & White Clinic - College Station Rock Prairie

800 Scott and White Dr , College Station, TX, 77845

Not accepting walk-ins

Baylor Scott & White Clinic - Pflugerville Medical Center (Building 1)

2600 E Pflugerville Pkwy Bldg 1, Ste 200, Pflugerville, TX, 78660

Not accepting walk-ins

Baylor Scott & White Clinic - Pflugerville Medical Center Building 2

2600 E Pflugerville Pkwy Building 2, Pflugerville, TX, 78660

Not accepting walk-ins

Baylor Scott & White Clinic - Round Rock 300 University

300A University Blvd , Round Rock, TX, 78665

Not accepting walk-ins

Baylor Scott & White Clinic - Round Rock 302 University

302 University Blvd , Round Rock, TX, 78665

Not accepting walk-ins

Baylor Scott & White Clinic - Taylor

403 Mallard Ln , Taylor, TX, 76574

Not accepting walk-ins

Baylor Scott & White Clinic - Temple

2401 S 31st St , Temple, TX, 76508

Not accepting walk-ins

Baylor Scott & White Clinic - Waco

7700 Fish Pond Rd , Waco, TX, 76710

Accepting walk-ins

Baylor Scott & White Digestive Diseases - Centennial

4461 Coit Rd Pav 2, Ste 401, Frisco, TX, 75035

Not accepting walk-ins

Baylor Scott & White Digestive Diseases - Fort Worth

1250 8th Ave Ste 650, Fort Worth, TX, 76104

Not accepting walk-ins

Baylor Scott & White Digestive Diseases - Prosper

111 S Preston Rd Ste 10, Prosper, TX, 75078

Not accepting walk-ins

Baylor Scott & White Digestive Diseases - Waxahachie

2360 N Interstate 35E Ste 310 , Waxahachie, TX, 75165

Not accepting walk-ins

Baylor Scott & White Digestive Diseases and Medical Weight Loss - Plano

4716 Alliance Blvd Pavilion II, Ste 470, Plano, TX, 75093

Not accepting walk-ins

Baylor Scott & White Digestive Diseases at The Star

3800 Gaylord Pkwy Ste 910, Frisco, TX, 75034

Not accepting walk-ins

Baylor Scott & White Digestive Diseases Group - Anna

450 N Standridge Blvd Ste 104, Anna, TX, 75409

Not accepting walk-ins

Baylor Scott & White Digestive Diseases Group - Garland

7217 Telecom Pkwy Ste 300, Garland, TX, 75044

Not accepting walk-ins

Baylor Scott & White Digestive Diseases Group - McKinney

5236 W University Dr Ste 3800, McKinney, TX, 75071

Not accepting walk-ins

Baylor Scott & White Digestive Diseases Group - McKinney

5236 W University Dr Ste 3800, McKinney, TX, 75071

Not accepting walk-ins

Baylor Scott & White Digestive Diseases Group - Park Cities

9101 N Central Expy Ste 300C, Dallas, TX, 75231

Not accepting walk-ins

Baylor Scott & White Digestive Diseases Group - Plano

4708 Alliance Blvd Pavilion I, Ste 200, Plano, TX, 75093

Not accepting walk-ins

Baylor Scott & White Digestive Diseases Group at The Star

3800 Gaylord Pkwy Ste 910, Frisco, TX, 75034

Not accepting walk-ins

Baylor Scott & White Gastroenterology  - Greenville

4400 Interstate 30 W Ste 300, Greenville, TX, 75402

Not accepting walk-ins

Baylor Scott & White Gastroenterology  - Lake Pointe

6705 Heritage Pkwy Ste 203, Rockwall, TX, 75087

Not accepting walk-ins

Baylor Scott & White McLane Children's at Baylor Scott & White Clinic - College Station University Drive

1700 University Dr E East Entrance 15, First Floor, Desk P, College Station, TX, 77840

Not accepting walk-ins

Baylor Scott & White McLane Children's Medical Center - Temple

1901 SW H K Dodgen Loop , Temple, TX, 76502

Accepting walk-ins

Baylor Scott & White McLane Children's Specialty Clinic - Temple

1901 SW H K Dodgen Loop , Temple, TX, 76502

Not accepting walk-ins

Baylor Scott & White McLane Children's Specialty Clinic - Waco Hillcrest

120 Hillcrest Medical Blvd Bldg II, Ste 101, Waco, TX, 76712

Not accepting walk-ins

Baylor Scott & White Medical Center - Austin

5245 W US Hwy 290 Service Rd , Austin, TX, 78735

Accepting walk-ins

Baylor Scott & White Medical Center - Buda

5330 Overpass Rd , Buda, TX, 78610

Accepting walk-ins

Baylor Scott & White Medical Center - Centennial

12505 Lebanon Rd , Frisco, TX, 75035

Accepting walk-ins

Baylor Scott & White Medical Center - College Station

700 Scott and White Dr , College Station, TX, 77845

Accepting walk-ins

Baylor Scott & White Medical Center - Frisco

5601 Warren Pkwy , Frisco, TX, 75034

Accepting walk-ins

Baylor Scott & White Medical Center - Grapevine

1650 W College St , Grapevine, TX, 76051

Accepting walk-ins

Baylor Scott & White Medical Center - Irving

1901 N MacArthur Blvd , Irving, TX, 75061

Accepting walk-ins

Baylor Scott & White Medical Center - Lake Pointe

6800 Scenic Dr , Rowlett, TX, 75088

Accepting walk-ins

Frequently asked questions

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