The cost of cardiovascular disease (CVD) is expected to triple in the next 20 years,1 highlighting the need for low-cost preventive therapies to achieve improved cardiovascular health outcomes and patient value.2 For literally millions of previously affected adults in the United States, interventions that have been shown to reduce the risk of recurrent cardiovascular events, collectively referred to as secondary prevention (Figure 1),3 may include exercise training (ET)–based cardiac rehabilitation (CR) programs.
