Inclusion Criteria:  Patients ≥ 18 years of age admitted to the Surgical Unit who are experiencing an initial episode of nausea status post laparoscopic/ robotic sleeve gastrectomy, and/or laparoscopic/robotic Roux-En-Y (RNY) surgery, and/or revisional bariatric surgery; must be able to read and speak English; able to follow directions; bariatric surgeon is part of Inova Medical Group (IMG) and patient is an inpatient.  Exclusion Criteria:  Patients < 18 years of age; non-English speaking; not able to follow directions; inability to smell (anosmia); allergy to peppermint, spearmint, ginger and/or lavender; receiving bariatric surgery for gastroparesis; pregnant or breastfeeding; vulnerable subjects; receiving complementary therapy (healing touch and/or music therapy) or presently enrolled in another research study.