Learn how to exercise by doing the 1 arm rear shoulder dumbbell plank row with hand on bosu flat down. EXERCISE DETAILS:Primary Muscle Group: shouldersSecondary Muscle Group: abs and obliques, biceps, chest, hip flexors, lats, pec minor, rhomboids, serratus anterior, traps - mid, tricepsBase Movement: plank, rowEquipment: bosu flat down, dumbbellTraining Type: balance and stability, weight trainingLevel of Difficulty: 5Sport Specific: football, rowing, wrestlingPosition: face down, flatMovement...