Inclusion Criteria:  Male or female with more than 18years of age. Provide written informed consent Diagnosed with Gastrointestinal cancer (both colorectal and non-colorectal cancer of all histological types) and are planned for adjuvant or palliative combination chemotherapy with or without Targeted therapy and Immunotherapy. Patients who have been fully recovered from cancer surgery, if any. Residing within 50km radius of TMC. Patient or their family member who can read, write and comprehend Bangla, Hindi or English language.  Exclusion Criteria:  Patients not residing in India e.g. patients from neighbouring countries like Bangladesh, Nepal, Bhutan. Patients whose comorbid conditions like diabetes, hypertension, hypo/hyperthyroidism, heart ailment are not under control. Patient who is not willing to start or continue the medicines for their comorbid conditions. Patients with psychomotor comorbid conditions.