“Courtside with the Chair” is a new series within CardiaCast presented by the Sports and Exercise Cardiology Member Section covering topics within the field of sports and exercise cardiology. In Part 2, Dr. Jonathan Kim continues the conversation with Drs. Marty Maron, Kim Harmon, and Aaron Baggish discussing the principles of shared decision-making in the context of sports participation for athletes with heart disease and ‘the why’ to do it.