Pick a component of fitness cardio vascular fitness...

Part A Definition - Cardiovascular Endurance is the efficiency with which you are able to get oxygen to the working muscles while removing metabolic wastes during a long slow distance workout Factors - Capacity of the heart to pump oxygen to the organs and muscles. - Ability of organs and muscles to utilize oxygen to form energy Testing - The best test for aerobic fitness is the maximal oxygen uptake (VO2max) test. As this …

…by resting your index and middle fingers lightly against the carotid artery on either side of your neck underneath the curve of the jawbone. Count the beats for 6 seconds and multiply by 10 to calculate your heart beats per minute. Or, for a rough estimate, you can use the "talk test." If you're gasping and panting so much that you are unable to talk, then you're probably exercising too hard and are beyond your training range.