CPOD Patient's Tolerance of Intermittent Exercise With Inter-exercise Recovery Under Normoxic Hypoxia

Inclusion Criteria

• •from 40 to 60 years
• •follow-up in the pneumology unit of CHU Amiens - Picardie
• •Chronic Obstructive Pulmonary Disease stade II
• •Body mass index from 20 to 30 kg.m-2
• •Tiffeneau index \< 70% of predicted value
• •FEV1 from 50 to 80% of predicted values
• •Smoking cessation since at least 1 week
• •Sedentary or physical active
• •Affiliate to social security
• •Written consent