Swimming is a prone contralateral extension drill: alternating arm/leg lifts that train thoracic extension, posterior oblique sling (lat ↔ glute), and breathing under rhythmic load, while the pelvis stays heavy and the neck stays long.
Joseph Pilates Contrology Evolution into Contemporary Pilates
Understanding the difference between Classical vs. Contemporary Pilates
Whats the difference between classical pilates and today's contemporary versions for functional movement.