Thursday, February 21st, 2013 February 20, 2013 | No Comments | Fitness Phase Lactic Endurance Variant Sets @ 95% of: 3 sets of the following: 20 Kettlebell Swings 20 Airdyne Calories Rest 6 minutes + rest 10 minutes + 2 sets of the following 15 Thrusters 15 No Jump Burpees Rest 6 minutes