A Study to Evaluate the Safety and Tolerability of Virtual Reality to Treat Gastroparesis

Inclusion Criteria: * Adult patients, men and women ages 18-75. * Documented gastroparesis (idiopathic or diabetic). * Patients who have had an upper endoscopy within the past 3 years not showing evidence of an organic disorder that could cause symptoms and a 4-hour scintigraphic gastric emptying scan showing evidence of delayed gastric emptying. * Patients will be identified as direct referrals to the general GI clinic or the motility clinic, and will undergo screening history and physical examination by the PI or co-investigator. Exclusion Criteria: * Patients whose symptoms are thought to represent an organic disorder (e.g., peptic ulcer disease, hepatitis, pancreatitis, inflammatory bowel disease, a known malignancy, radiation-induced injury, an active infection, vasculitis, celiac disease). * If the patients have known uncontrolled diabetes (HgbA1c \> 11), GERD, esophagitis, eosinophilic esophagitis, H. pylori, cannabinoid hyperemesis syndrome, celiac artery compression syndrome, or SMA syndrome. * Patients with prior surgery to the esophagus, stomach or duodenum. * Patients taking opioids will also be excluded. * Alcohol and tobacco use will be assessed, as will the presence of psychiatric conditions, such as anxiety, depression, post-traumatic stress disorder, bipolar disorders, and eating disorders, such as anorexia nervosa and bulimia. However, no patient will be excluded based on reported substance use or presence of a psychiatric comorbidity, unless their psycho…