Inclusion Criteria:  Patients scheduled by the General Surgery, Coloproctology and Hepatobiliary Surgery services Cognitive ability to follow instructions, Understand the material delivered (basic reading comprehension - through physical or digital media) Perform physical exercise. Aptitude to exercise according to the cardiovascular risk assessment performed by the treating physician.  Exclusion Criteria:  Patients scheduled for surgery from the emergency department Patients with sepsis, Patients with metastatic disease, Patients with dysphagia Patients with incapacitating psychiatric or neurological illnesses Patients with documented previous immunosuppression status (corticosteroid users) and/or HIV Patients on home hospitalization plans Diabetic patients, with renal failure, Patients with heart failure, Patients with dependent mobility Patients with history of second primary neoplasm