The information in this skill is provided for informational and educational purposes only. CARDIO WORKOUT Cardiovascular is an exercise for the heart and lungs by increasing and decreasing the heart rate as well as expanding lung capacity.By bouncing your heart rate up and down and moving through your target zones you are training your system to respond accordingly. We aspired on building an alexa skill on Cardio Workouts which will be useful for the people who follow a workout regime.