vera (beulah, co) on 07/15/2023:

You put some food in your mouth, kneel (the author kneeled on a 6" platform, but it may not be necessary; a pillow may do it) and put your arms down on the floor as you bend over, and lay your head into your hands. Chew and swallow the food. (The key is that your head is below the level of your stomach.) The author did part of his breakfast and lunch this way. He got significantly better after 67 days. He was cured after another 5-6 months. The exercise strengthens the lower esophageal sphincter.

https://www.researchgate.net/publication/359946078_A_Simple_Exercise_to_Strengthen_the_Lower_Esophageal_Sphincter_and_Eliminate_Gastroesophageal_Reflux_An_Autobiographical_Case_Report