Run (interval) Workout

Run 1min
Rest 1min
Run 1min
Rest 50s.
Run 1min
Rest 40s.
Run 1min
Rest 30s.
Run 1min
Rest 20s.
Run 1min
Rest 10s.

Run 1min
Rest 20s.
Run 1min
Rest 30s.
Run 1min
Rest 40s.
Run 1min
Rest 50s.
Run 1min

Run fast!