Elements of Physical Fitness With Activities Muscular Strength Muscular strength refers to the amount of force a particular muscle group can produce in one, all-out effort. In strength training terms, it’s your one-rep max. Muscular Endurance A particular muscle group’s ability to continuously contract against a given resistance. muscular endurance refers to how fatigue-resistant a particular muscle group is Examples: Wall Squats Holding a plank Cardiovascular Endurance Aka “Aerobic Fitness” Your body’s ability to efficiently and effectively intake oxygen and deliver it to your body’s tissues by way of the heart, lungs, arteries, vessels, and veins. Example: Heart Rate after a sprint or going up 3 flights of stairs. Flexibility The range of motion you have around a given joint. Examples: Touching your toes. Body Composition Your body’s ratio of fat mass to fat-free mass, is the final component of health-related physical fitness. Everyone’s body is different.