Across
- 3. pumps blood through your body
- 5. can clog blood vessels
- 6. long,sustained exercise
- 7. 2 types: aerobic and anaerobic
- 9. a type of sugar
Down
- 1. They get stronger when you exercise
- 2. h2o
- 4. short, intense bursts of exercise
- 8. measurement of energy
- 10. you use this to exercise