Exercises suitable for a bad heart include walking and swimming. Walking is the easiest aerobic exercise, which can improve cardiopulmonary function and oxygen uptake. Secondly, in the process of swimming to keep the body in the water at an even speed, you need to use your hands and feet, the whole body into the movement, and maintain an even and smooth breathing, at this time the cardiopulmonary function can be exercised. In addition, can also be appropriate to do lifting dumbbells of small load movement, as well as appropriate stretching exercise, but need to pay attention to the amplitude, to avoid excessive muscle movement caused by injury. In summary, many of the exercise programs are beneficial to improve heart function, the heart as a very important organ of the human body, only good heart function to maintain the normal functioning of the body, to prevent disease; but the exercise needs to be moderate, appropriate, and exercise before the need to do a good job of warming up. Exercise is not recommended during a heart attack, so please refer to your doctor’s advice.