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Changes in cardiac output during exercise increase blood cycling rate up to 21 L per minute in active individuals and 35 L per minute in elite athletes. Heart health and exercise performance are regulated by your cardiac output ability.
Output. Cardiac output is the volume of blood being pumped by the heart in a minute. It is equal to the heart rate multiplied by the stroke volume. So if there are 70 beats per minute, and 70 ml blood is ejected with each beat of the heart, the cardiac output is 4900 ml/ minute.This value is typical for an average adult at rest, although cardiac output may reach up to 30 liters/ minute during extreme exercise.Factors Affecting Cardiac Output.o if there are 70 beats per minute, and 70 ml blood is ejected with each beat of the heart, the cardiac output is 4900 ml/ minute. This value is typical for an average adult at rest, although cardiac output may reach up to 30 liters/ minute during extreme exercise. Factors Affecting Cardiac Output.