The goal of this clinical trail is to compare the effects of preoperative exercise training of different intensities on short-term cardiorespiratory function and postoperative outcomes in patients scheduled for lung resections.
Age>18 years.
Suspected or confirmed primary lung cancer with scheduled surgical treatment.
Moderate-to-high perioperative risk, defined as FEV1<60% of predicted value (wedge) or ppo FEV1<60% of predicted value (lobectomy/segmentectomy) or VO2peak<20 ml/kg/ min.
Sign informed consent and accept to comply with the requirements of the study protocol.
Concurrent or previous history of other malignant tumors.
Life expectancy less than 1 year.
Dementia; infirmity; or inability to participate in sports (musculoskeletal limitations, namely, injuries, frailty, and weakness).
Inability to maintain exercise training.