Exercise and Fitness

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Across
  1. 2. From each ____, oxygen passes into the blood.
  2. 4. You do this to keep active.
  3. 5. You need this after exercise.
  4. 7. The muscle which pumps blood around the body.
  5. 10. This is needed to increase fitness.
  6. 11. The body does this to cool down.
Down
  1. 1. Hard exercise increases this.
  2. 3. You may do this after exercise
  3. 5. The body does this while you rest.
  4. 6. How you feel when the body needs water.
  5. 8. The body feels like this after exercise
  6. 9. The body does this while you rest.