Keep Doing Cardio! Here's Why! Aerobic training, Cardiovacular fitness….whatever scientic name that is being used ……IT’S CARDIO! Long story short, it’s the ability of the heart and lungs to supply oxygen rich blood to the muscles and for your muscles to use them as energy. Read More tieshema morganMarch 31, 2020Naturally Toned LLC fitness, cardio, running, biking, hiking, skiing, outdoorsComment