Your lower esophageal sphincter (LES) is a muscular ring that connects your esophagus with your stomach. It relaxes to let food pass through but otherwise stays closed to prevent stomach acid from ...

Acid reflux, also known as gastroesophageal reflux disease (GERD), is a common condition that can cause significant discomfort. It occurs when stomach acid backs up into the esophagus, the tube that ...

I chalked the initial incident up to unfortunate weather conditions. It was 85 degrees, 80 percent humidity, with a UV index of six—not ideal for running at all, let alone an attempt at being ...

If your abs are sore but you haven’t worked out recently, it’s time to explore other causes for the pain. Read about the ...

Sleep on your left side to help keep stomach acid down and clear reflux faster. Elevate your head and avoid late-night meals or alcohol to prevent heartburn. See your healthcare provider if symptoms ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

Acid reflux, or gastroesophageal reflux (GERD), is a common condition that happens when stomach acid flows back up into the esophagus, causing discomfort such as heartburn. It can be triggered by ...