Methods Adults (age 18y or older) who have had a recent cardiac event, angioplasty or cardiac surgery (within 2 weeks) and who have been referred for CR at the Jim Pattison Centre for Heart Health (JPCHH) will be enrolled in this pilot randomised controlled trial. Consecutive, consenting subjects will be randomised 1:1 (computer based randomisation through an independent clinical trials centre to ensure allocation concealment independent of the study team) to the MedBike system or standard rehabilitation in the JPCHH.