October 10, 2016 premierconditioning Workout Of The Day Skill/Strength: 45 Sec On/15 Off x 4 Hollow Rock Deadball Hold Plank Workout: 5 Rounds – 3min On/3min Off – (1min Ea Movement) Sit Ups Med Ball Slams Box Jumps ShareClick to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Like this:Like Loading... 0