A high-energy, dance-based routine that remains consistent throughout the first 90 days of the program. It is designed to burn calories and aid in the "metamorphosis" of the body shape. Key Training Principles

The program changes every 10 days to prevent plateaus and keep the muscles challenged.

This is the most notorious section of the entire Metamorphosis series. Tracy will have you rotate your heel up and down while maintaining a rigid, lifted leg. The lever is long, the weight is minimal (often just body weight or 1-pound ankle weights), but the burn is maximal.

During Days 11–15, a practitioner notices a strange phenomenon: muscles trembling not from exhaustion, but from recruitment . Fibers that have slept through years of jogging or spinning suddenly receive a nerve impulse. The signature move—lying side-lying leg lifts with a turned-out hip—becomes a microscope for imbalance. One side inevitably shakes more, lifts lower, or burns faster. This is the program’s hidden curriculum: exposing asymmetry as the first step toward structural integrity.

The second stage of the Tracy Anderson Metamorphosis Hipcentric program, spanning days 11 through 20, represents a critical transition in both physical conditioning and mental endurance. Having completed the initial ten-day introductory phase, the body has begun to adapt to Anderson’s unique accessory muscle sequencing. This middle period is designed to disrupt that nascent comfort zone, introducing more complex movements that target the hips, outer thighs, and glutes with increased intensity. It is during these ten days that the "Metamorphosis" truly begins to take shape, moving beyond basic structural awakening toward the aggressive sculpting of the lower body.

You have survived Day 10. Day 20 is waiting. And on Day 21, you will finally understand why the "Metamorphosis" is named that way—because by then, you won’t look different; you will function differently. And that is the real goal.