Diet, health, fitness and exercise

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Across
  1. 3. for hydration
  2. 5. the ability to meet the demands of your environment
  3. 6. for growth and repair
  4. 7. main source of energy
  5. 8. the relationship between energy consumed and energy used
Down
  1. 1. a state of complete mental social and physical wellbeing.
  2. 2. when someone does no physical exercise
  3. 4. to help with bone growth
  4. 5. for energy and insulation