Join CPK for an innovative upper body workout that focuses on one side of the body at a time. This unilateral training approach creates intense muscle engagement while incorporating core stability throughout. You'll work through 10 different exercises on each side, experiencing both local and global fatigue that builds serious strength. CPK reminds us that the only way to get what's ours is to put in the hours—and this session delivers exactly that. Equipment needed: One moderately heavy dumbbell, exercise mat