Strength & Conditioning intervals (Stairway Intervals) 40:00 [4] 4.0 mi (10:00 / mi) +700m 6:29 / mi
shoes: Salomon Men's Speedcross 3
-10 sets of (run up stairway to heaven, 100m sprint, 10 burpees, 50m lunges, run back to start)
-all muscles in legs have been worked!