What causes severe acid reflux at night even when sleeping propped up?
1. Introduction Severe acid reflux at night, even when sleeping propped up, is typically caused by a profoundly weakened lower esophageal sphincter or a structural defect such as a hiatal hernia. Additionally, delayed gastric emptying or consuming large, late meals can overwhelm positional interventions, allowing stomach acid to continuously escape upward. While elevating the head … Read more