The Hundred is a dynamic thoracic flexion hold with rhythmic arm pumps and breath patterning (5 counts in, 5 counts out × 10 cycles = 100 pumps). It builds heat, increases respiratory efficiency, and trains global endurance while you stabilize the lumbopelvic region.
A 3-Step Process
From Beer Barrels to Back Bends: The Unexpected History and Ingenious Design of the Pilates Ladder