1. Cardiovascular Endurance Definition: The ability of the heart, lungs, and blood vessels to deliver oxygen to your body tissues during prolonged physical activity. * Activities: Running, swimming, cycling, brisk walking, rowing, jump rope. * Frequency: 3–5 times/week. * Tips: Use interval training or steady-state cardio for improvements. 2. Muscular Strength Definition: The amount of force a muscle or muscle group can exert in a single effort. How to Train: * Activities: Weightlifting (low rep