How Much Is Enough?

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Across
  1. 4. The number of times the heart beats each minute.
  2. 5. The minimum amount of overload you need to build physical fitness.
  3. 7. The kind of activity you choose to build your fitness.
  4. 8. How long you are engaged in the activity.
  5. 10. The number of heartbeats during a period of inactivity.
  6. 11. The amount and intensity of your exercise should be increased gradually.
Down
  1. 1. Exercise too much; go above your upper limit of activity.
  2. 2. Your heart rate is one indicator.
  3. 3. Visual aide to understand the types and amounts of physical activity you should do in any given week.
  4. 6. The correct range of physical activity to build fitness.
  5. 9. must do more physical activity than normal to build fitness.
  6. 12. How often you do physical activity.