Table 1 Patient exclusion criteria

• Unstable cardiovascular disease

   ο unstable angina

Suspected or on treatment of relevant and/or current infectious disease (e.g. TB)

   ο unstable aortic valve disease

• In the 3^rd Semester of Pregnancy

   ο unstable pulmonary hypertension

• Haemoptysis of unknown origin

• Pneumothorax

• Thoracic or Cerebral Aneurysms

Having had within:

• Musculoskeletal or neurological disorders that prevent gentle exercise

1 Month:

• Severe cognitive impairment

• Myocardial infarction³

• Severe psychotic disturbance

• Eye Surgery

• Detached Retina

3 Months

• Relative contraindications include

• Abdominal or thoracic surgery

   ο a'resting heart rate of more than 120³

   ο a'systolic blood pressure of more than 180 mm Hg

   ο a'diastolic blood pressure of more than 100 mm Hg