Which body position during sleep is most likely to help alleviate symptoms of gastroesophageal reflux disease (GERD)?

• A. Sleeping on the stomach
• B. Sleeping on the right side
• C. Sleeping flat on the back
• D. Sleeping on the left side

Answer: (D)

Verified step by step guidance

1. Understand the condition: Gastroesophageal reflux disease (GERD) occurs when stomach acid flows back into the esophagus, causing discomfort and irritation. Gravity and body positioning can influence this acid reflux.
2. Analyze the impact of sleeping positions: Sleeping flat on the back can allow acid to flow more easily into the esophagus due to the lack of gravitational resistance. Sleeping on the stomach may exert pressure on the abdomen, potentially worsening reflux.
3. Consider the difference between sleeping on the right side versus the left side: Research shows that sleeping on the right side can relax the lower esophageal sphincter, making it easier for acid to escape the stomach. Conversely, sleeping on the left side can help keep the stomach below the esophagus, reducing acid reflux due to gravity.
4. Relate the anatomy to the solution: The esophagus connects to the stomach at an angle. When lying on the left side, the stomach's position relative to the esophagus helps prevent acid from flowing upward.
5. Conclude the reasoning: Based on anatomical and physiological factors, sleeping on the left side is the most effective position to alleviate GERD symptoms, as it minimizes acid reflux by leveraging gravity and sphincter positioning.