Acid reflux happens when the sphincter muscle at the lower end of the esophagus relaxes at the wrong time, allowing stomach acid to back up into the esophagus.

Acid reflux means stomach acid is rising into your esophagus. It can cause heartburn and other symptoms. Chronic acid reflux is called GERD.

Symptoms of GERD start with frequent heartburn and may also include: A sour taste in the mouth; Regurgitation (when stomach contents back up into the mouth) ...

Overview of symptoms and causes of gastroesophageal reflux (GER) and gastroesophageal reflux disease (GERD). Symptoms include heartburn and regurgitation.

Frequent acid reflux? You may have gastroesophageal reflux disease (GERD), which can cause serious damage. Here are the symptoms.

22 jun 2022 · Chronic acid reflux, or GERD, can lead to esophageal cancer, left untreated. Here's when and how to seek treatment and lower your cancer ...

A healthcare professional might be able to diagnose GERD based on a history of symptoms and a physical examination. To confirm a diagnosis of GERD, ...

Symptoms and causes · Care at Mayo Clinic · Heartburn medicines and B-12...

24 jun 2024 · Gastroesophageal reflux disease, or GERD, happens when acid from your stomach backs up into your esophagus, the tube connecting your stomach to your mouth.