Heartburn: An Inside Look
To understand what causes heartburn, let's trace the path of that pepperoni pizza. Once you swallow a bite, it travels through the esophagus to the stomach. A valve-like ring of muscle called the lower esophageal sphincter opens to let the food in. Then it's supposed to close again to prevent stomach acids from sliding up into the esophagus.
Heartburn: An Inside Look Reviewed by DAILY TIPS on 3:40:00 AM Rating: