Primary Muscle Group: Upper chest, back of upper arms and Shoulders
Muscle Groups Worked in This Exercise: Pectoralis Major, Deltoideus (middle and anterior), Triceps brachii (medial and long heads), and Serratus anterior
Preparation: Place the resistance band on top of a Swiss ball or chair and position yourself so that you are seated on top of the band. Sit straight with shoulders back and abdominal muscles tight. Using an overhand grip, hold the handles of the band with your hands to the side of each shoulder at around shoulder height.
Breathing: Exhale as you extend arms up; inhale when returning to starting position.
Primary Muscle Group: Arms, Shoulders
Preparation: Lie face down with the ball under your hips. Place your hands on the floor.
Breathing: Exhale while you raise legs, inhale when you lower your legs back down.