We utilised Cochrane danger of bias (RoB) to evaluate examine excellent and synthesised information narratively. From 8912 hits, we provided thirteen experiments: 11 were at substantial RoB; 2 at reasonable RoB. PR improved purposeful exercising capability in ten reports, HRQoL in twelve, and breathlessness in 9 reports. One of https://directivepublications.org/journal-of-respiratory-medicine-and-research/