Grade 4 · Science · Lesson 31

Exercise and body awareness

Exercise is physical activity that keeps the body strong and healthy. Not all exercise is the same — different types of exercise benefit the body in different ways. Understanding the three main types of exercise helps us plan a balanced fitness routine.

What this lesson teaches

1Identify the three main types of exercise: aerobic, strength, and flexibility
2Give examples of each type of exercise
3Explain the main benefit of different exercises for the body
4Describe how regular exercise supports the cardiovascular, muscular, and skeletal systems

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