239This entry was posted in Daily 20-Min Workouts on October 20, 2015 by OPEN GYM Fitness 3 sets of: 12 bench press 12 TRX rows Max hold plank on stability ball 2 rounds of: Alternating side lunges w/med ball, 1 minute Bosu sit ups, 1 minute 2 rounds of: Sprinter step ups, 1 minute Russian twists w/med ball, 1 minute