Day 16

Progression Run

**Plan this out before starting your run**

Complete:

3 Minutes in Low Zone 2

3 Minutes in Middle Zone 2

3 Minutes Upper Zone 2

3 Minutes in Low Zone 3

3 Minutes in Middle Zone 3

3 Minutes Upper Zone 3

3 Minutes in Low Zone 4

+

Cool Down:

5-10 Minute Jog in Low Zone 2