2 What You Will Do Compare aerobic an anaerobic fitness. Identify examples of anaerobic activities. Explain the benefits of interval training.

3 Terms to Know anaerobic activity anaerobic fitness interval training

4 Aerobic vs. Anaerobic Physical Activities There are two sides to total fitness: cardiorespiratory fitness anaerobic fitness

5 Aerobic vs. Anaerobic Physical Activities Aerobic activity must occur over a sustained period of time; anaerobic activity works differently. Anaerobic activity Activity that requires high levels of energy and is done for only a few seconds or minutes at a high level of intensity. Term to Know

6 Aerobic vs. Anaerobic Physical Activities Anaerobic means “without oxygen.” The energy produced in anaerobic activities does not depend on oxygen.

7 Aerobic vs. Anaerobic Physical Activities Participation in anaerobic activities leads to anaerobic fitness. anaerobic fitness Higher levels of muscular strength, muscular endurance, and flexibility. Term to Know

8 Aerobic vs. Anaerobic Physical Activities Anaerobic activities require large amounts of energy, a requirement that your body cannot meet for very long. This is because your heart cannot supply enough oxygen-rich blood to your tissues and organs to meet the high demand.

9 Aerobic vs. Anaerobic Physical Activities When you can meet your energy needs by supplying large amounts of oxygen to your body, you are working primarily in an aerobic mode. If you cannot meet the oxygen demands of a high-intensity physical activity, your body is more conditioned to working anaerobically.

10 Aerobic vs. Anaerobic Physical Activities Interval training can allow you to work aerobically and anaerobically in the same workout. Interval training A program in which high-intensity physical activities alternate with low- intensity recovery bouts for several minutes at a time. Term to Know

11 Lesson 1 Review 1.Vocabulary What is anaerobic activity? 2.Recall What is interval training? Reviewing Facts and Vocabulary 1. Vocabulary Activity that is done for a few seconds at high intensity. 2. Recall A program of high-intensity workouts and low-intensity recovery bouts.

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