Table 1 Study inclusion and exclusion criteria

Diagnosis of invasive lung cancer (NSCLC or SCLC) that, in the opinion of the oncology team, is non-resectable and non-curable.

European Co-operative Oncology Group (ECOG) Performance Status of > 3.

People with Stage III NSCLC or limited SCLC who have evidence of residual disease and have completed treatment with chemotherapy and or radiotherapy a minimum of 4 weeks prior to commencing the study.

Pre-existing significant co-morbid conditions precluding participation in a physical activity programme, as determined by the investigator.

People with advanced disease being treated palliatively may be receiving chemotherapy, biological agents and/or best supportive care.

Insufficient English fluency to complete the questionnaires.

Aged at least 18 years.

Life expectancy of < 6 months.

Medically fit to participate in a physical activity programme, as determined by their oncologist.

Inability to complete the baseline exercise test (6 Minute Walk) done prior to randomisation.

Ability (i.e. sufficiently fluent) and willingness to complete the patient- reported outcome questionnaires, physical activity questionnaires and logs in English.

Give written informed consent.

Completion of the 3 Questionnaire assessment within 14 days of registration.

Completion of the Physical Activity Readiness Questionnaire within 14 days of registration.