Early Detection of Infection Using the Fitbit in Pediatric Surgical Patients

Inclusion Criteria: * children aged 3-18 years * must be post-surgical laparoscopic appendectomy for complicated appendicitis (Appendicitis is categorized as complicated if perforation, phlegmon, or abscess was present at surgery.) Exclusion Criteria: * children who are non-ambulatory or have any pre-existing mobility limitations * children who have a doctor-ordered physical activity limit \>48 hours post-surgery * children who have a comorbidity which will impact a patient's recovery * children and/or parents who do not speak English or Spanish (Translation services beyond Spanish will not be available at this time)