Exercise-based cardiac rehabilitation (CR) is effective in reducing total and cardiovascular mortality and hospital admissions with a reported relative risk of 0.87 (95 % CI 0.75, 0.99), 0.74 (95 % CI 0.63, 0.87) and 0.69 (95 % CI 0.51, 0.93) respectively [
1]. This is a similar relative risk reduction as quitting smoking [
2]. For all patients with an acute coronary syndrome (ACS), and for those who have undergone coronary artery bypass grafting (CABG), valvular surgery or even percutaneous coronary interventions (PCI) CR is widely recommended [
3,
4]. …