Across
- 4. Stationary-bike group session
- 8. Freedom of the joints
- 9. Boutique HIIT-group workout format
- 12. Coach with a whistle or a plan
- 14. Whole-body health buzzword
- 15. Easy moves to start
- 16. Slow finish after exertion
Down
- 1. Long-lasting get-up-and-go
- 2. Fuel stored in the muscles
- 3. Daily letter-labeled supplement
- 5. Capacity to lift what's heavy
- 6. Full-facility fitness hall
- 7. Brisk and full of pep
- 10. Rest between the workouts
- 11. Built-in line of bodily defense
- 13. What bands train against