Energy, Fitness and Training

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Across
  1. 5. Avoiding monotony in workouts
  2. 7. Equal tension exercise
  3. 11. Muscles around the torso
  4. 13. Principle of ceasing gains if training stops
  5. 14. Energy system producing energy without oxygen
Down
  1. 1. Jump training
  2. 2. Energy system requiring oxygen
  3. 3. Fuel source for long-duration activities
  4. 4. A week's worth of training in a training program
  5. 6. Chemical energy source for muscle contraction
  6. 8. Principle of gradually increasing exercise intensity
  7. 9. Decrease the angle of two body parts around a joint
  8. 10. Intense interval training
  9. 12. Type of training loop