Fitness crossword

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Across
  1. 3. the quality of bending easily without breaking
  2. 4. prepare for physical exertion
  3. 5. an even distribution of weight
  4. 6. maintenance
  5. 8. The rate someone/thing is able to move or operate.
Down
  1. 1. to move quickly and easily.
  2. 2. heartbeats per minute
  3. 7. short for high-intensity interval training