Gerds More Condition_symptoms I Have Gerds And Have Been Told To Raise My Bed. Do I Raise The Whole Bed Or Just The Top?

I have gerds and have been told to raise my bed. Do I raise the whole bed or just the top? - gerds more condition_symptoms

I read it and how does it partly similar information to move the bed into the air, others are just the tip of the bed.