400-800-1200-1200-800-400 Pyramid

This is a pyramid style interval training session.

1. 400m effort
2. 45 seconds standing recovery
3. 800m effort
4. 1 minute standing recovery
5. 1200m effort
6. 1 minute 30 seconds standing recovery
7. 1200m effort
8. 1 minute 30 seconds standing recovery
9. 800m effort
10. 1 minute standing recovery
11. 400m effort
12. Finish!