- Laboratory setting
- “MUST” in patients at risk referred for high intensity exercise training
- As of age 5-6y à treadmill
- Information
- Peak VO2
- Exercise limitation
- HR during training, symptom
- Safety
- Poor availability, costly

Is the patient's exercise tolerance normal?
- Peak oxygen consumption
- ml/min
- ml/min/kg
- in METs (1 MET = 3.5ml/min/kg)
- % of predicted value