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 ...

A heart attack can feel a lot like heartburn, indigestion, or acid reflux. Here’s how to tell the difference and seek ...

Acid reflux is a very common (but also often very annoying or distressing) medical problem that can make your life miserable at times. It may make it feel like your heart or stomach is literally on ...

NEW YORK (Reuters Health) - Stomach acid reflux or heartburn may be a particular problem for people with breathing problems such as emphysema or bronchitis, known generally as chronic obstructive ...