Cardio includes running, walking, biking, and aerobics.
Since leaving college, she'd stayed in shape through the local gym, where she lifted weights and forced herself onto a cardio machine twice a week.
Remember, the Cardio portion of your healthy lifestyle is the one that strengthens your heart and maximizes your lung capacity.
Incorporating cardio exercise into your toning routine will help shed the fat that often hides those curved muscles.
Holland America's fitness facilities are among the best at sea, with state-of-the-art cardio equipment and weight machines available in spacious, well-equipped gyms.