In order to achieve superior athletic performance, you must provide your body with adequate activity to build muscular strength and endurance. Adequate rest is also necessary to repair and rebuild your body. In this topic, you will explore various types of strength-training exercises. You will also learn how the body supplies you with the energy needed to participate in these exercises.

Essential Questions

• How can rest, muscular strength, and muscular endurance enhance your athletic performance?
  
• What are the differences between aerobic and anaerobic respiration?
• What is the relationship between heart rate, training zones, and exercise intensity?