Inclusion Criteria:  1. Elective major abdominal surgery 2. Lead time >= 14 days to surgery 3. Edmonton Frail Scale total score >= 6 points or Functional performance score (Timed up and Go(TUG)) >= 1 point  Exclusion Criteria:  1. Inability to provide written informed consent due to cognitive impairment 2. Having Comorbid medical conditions interfering with the ability to perform exercise at home or to complete the testing procedures. These include: i. Unstable cardiac conditions ii. Acute illnesses iii. Patients who are completely unable to walk