Which of the following Cadillac Exercises is primarily a breathing exercise?

The Chest Expansion exercise on the Cadillac is primarily focused on breathing. This exercise emphasizes the importance of breath control and encourages deep, diaphragmatic breathing. During Chest Expansion, the instructor guides the student to inhale as they pull the straps back, expanding the chest and promoting lung capacity while also engaging the back muscles. The controlled exhalation as they return to the starting position allows for the practice of breath coordination with movement, enhancing not only respiratory function but also the effectiveness of the Pilates practice itself.

Engaging the breath in this manner serves to connect the body and mind, fostering a sense of awareness and control that is essential in Pilates. This benefits overall physical performance and supports relaxation and focus, which are key elements of a successful Pilates practice. The other exercises listed focus more on strength, flexibility, or spinal mobility rather than specifically highlighting the aspect of breath control in their movements.