Effective measures in preventing GERD include the following: 
Avoiding foods and beverages that worsen symptoms. Smoking cessation Weight loss Eating frequent and small meals Avoid lying down for 3 hours after a meal. Head raising of the bed while sleeping by securing wood blocks under the bedposts not only extra pillows
What is the main way to prevent gastroesophageal reflux disease?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What is the main way to prevent gastroesophageal reflux disease? [/INST] \n Effective measures in preventing GERD include the following: 
Avoiding foods and beverages that worsen symptoms. Smoking cessation Weight loss Eating frequent and small meals Avoid lying down for 3 hours after a meal. Head raising of the bed while sleeping by securing wood blocks under the bedposts not only extra pillows</s>