Gastroesophageal reflux disease is one of the most common gastrointestinal disorders which is mainly characterized by problems with esophageal peristalsis. which is responsible for propelling food from the esophagus into the stomach or dysfunctional or weaker lower esophageal sphincter. which prevents the reflux to stomach contents. Typical symptoms involve heartburn. https://www.deliandiver.com/product-category/vacuum-cleaner/